Significant Deposits

Tracts PC04 to PC40

GIS DATA  Location Classification   Past Production (Amount Recovered) Remaining Resources    
Layer Tract Map No. Deposit District County State Long Lat No. Deposit Type No. Alternative deposit types Environmental Model Discovery Year Production Dates Tonnage thousand metric t Au metric t Ag metric t Cu thousand metric t Pb thousand metric t Zn thousand metric t OtherProduction References: Production Resource Year Tonnage thousand metric t Au metric t Ag metric t Cu thousand metric t Pb thousand metric t Zn thousand metric t Other Grades References: Resources Comments Operators
PCU2 PC04 01

Mazama

Mazama

Okanogan

WA -120.382 48.615 21a

Porphyry Cu-Mo

 

 

Porphyry Cu

1960s   no no no no no no

 

 

1991

426,000

~15

unk

1,578

no no

0.01% Mo

Long, 1995; Riedell and others, 1996

  Centurion Mines Corp.
PCU2 PC04 02

Gold Mountain

 

Snohomish

WA -121.334 48.216 17

Porphyry Cu

 

 

Porphyry Cu

by 1951  

 

 

 

 

 

 

 

 

 

40,000

unk unk

200

no no

 

Hollister, 1979

 

 
PCU2 PC04 03

Glacier Peak

Sampson

Snohomish

WA -120.979 48.198 21a

Porphyry Cu-Mo

 

 

Porphyry Cu

1900   no no no no no no

 

  1959

1,700,000

unk unk

5,089

no no

0.015% Mo; W

Lasmanis (1995)

Inferred geologic resource within Glacier Peak Wilderness.

Rio Tinto
PCU2 PC04 04

Sunrise

Sultan Basin

Snohomish

WA -121.504 48.009 21a

Porphyry Cu-Mo

 

Breccia pipe

Porphyry Cu

1897   no no no no no no

 

 

1972

71,000

5

119

249

no no

0.026% Mo

Derkey and others, 1990; Lasmanis, 1995

Measured, indicated, and inferred resource with Morning Star Natural Resource Conservation Area.

BrenMac Mines - Oberg Industries
PCU2 PC04 05

North Fork

Snoqualmie

King

WA -121.636 47.669 17

Porphyry Cu

 

Breccia pipe

Porphyry Cu

1964   no no no no no no

 

 

1972

117,700

8

109

395

no no

 

Lasmanis, 1995

Cu figure includes 75,497 mt Cu contained in an additional lower grade resource of 3.97 million metric t material with 0.15 to 0.25% Cu, averaging 0.19% Cu. Deposit is open to the south.

Weyerhaeuser
PCU2 PC04 06

Clipper - Three Brothers

Middle Fork Snoqualmie

King

WA -121.344 47.518 17

Porphyry Cu

 

 

Porphyry Cu

by 1907   no no no no no no

 

 

1975

2,023

unk unk

16

no no

 

Derkey and others, 1990; Gualtieri and others, 1975

 

United Cascade
PCU2 PC04 07

Condor-Hemlock

Middle Fork Snoqualmie

King

WA -121.360 47.497 17

Porphyry Cu

 

 

Porphyry Cu

by 1937   no no no no no no

 

 

1975

127,500

unk unk

868

no no

 

Derkey and others, 1990; Gualtieri and others, 1975

 

United Cascade
PCU2 PC05 01

Margaret

St. Helens

Skamania

WA -122.081 46.356 21a

Porphyry Cu-Mo

 

 

Porphyry Cu

by 1971   no no no no no no

 

 

1979

523,000

126

826

1,883

no no

0.011% Mo

Lasmanis, 1995

Proven and probable resource at a 0.33% equivalent Cu cut-off grade.

 
PCU2 PC05 02

Bornite

North Santiam

Marion

OR -122.310 44.850 20c

Porphyry Cu-Au

 

Breccia pipe

Porphyry Cu

1976   no no no no no no

 

 

1990

2,868

2

56

63

unk

unk

 

Randol 1996

  Kinross Gold
PCU1 PC08 01

Engels-Superior

Lights Creek

Plumas

CA -120.750 40.300  

Vein, Cu

 

 

 

1880 1914-1930

4,261

0.7

60

72

no no

 

Amex, 1972; USBM Minerals Yearbook 1914-30

1930

54

unk unk

1

no no

 

Amex, 1972

Resource at Engels mine.

California-Engels Mining
CVMS PC10 01

Turner-Albright

Waldo

Josephine

OR -123.757 42.007 24a

Massive sulfide, Cyprus

 

 

Volcanic-associated massive sulfide

1898   unk neg neg no no no

 

  1995

3,600

14

55

53

unk

121

0.055% Co

Randol 1996

  Baretta Mining (Savanna Resources - Rhonda Mining)
KVMS PC12 01

Holden

Railroad Creek

Chelan

WA -120.780 48.197 28a

Massive sulfide, kuroko

 

 

Volcanic-associated massive sulfide

1887 1938-1957

9,632

19

62

96

unk

18

 

McWilliams, 1958

1958

9,700

17

42

34

unk

29

 

Stotelmeyer and others, 1981

Property now a Lutheren bible camp. Resource includes 7,000,000 metric t tailings with 1.65 gpt Au, 3.4 gpt Ag, 0.07% Cu, and 0.03% Zn.

 
KVMS PC13 01

Red Ledge

Seven Devils

Adams

ID -116.664 45.226 28a

Massive sulfide, kuroko

 

Submassive sulfide; stockwork; dissemination

Volcanic-associated massive sulfide

1890's   no no no no no no

 

Fifarek and others, 1994

1992

66,000

29

1,285 to 1,452

234

neg 399 to 507

 

Fifarek and others, 1994

 

Alta Gold
KVMS PC13 02

Iron Dyke

Seven Devils

Baker

OR -116.849 45.026 28a

Massive sulfide, kuroko

 

Massive sulfide fragments in laharic breccia

Volcanic-associated massive sulfide

1897 1910-1934

272

1.6

9

8

no no

 

Brooks and Ramp, 1968; USBM Minerals Yearbooks 1984 to 1987

1988

239

2

6

5

no no

 

Juhas and others, 1980

Production estimated in part assuming 90% metal recovery. Reserve calculated by deducting 1980 to 1987 production from 1979 reserve estimate.

Silver King Mines
KVMS PC14 01

Gray Eagle

Happy Camp

Siskiyou

CA -123.371 41.863 28a

Massive sulfide, kuroko

 

 

Volcanic-associated massive sulfide

1895 1943-1986

1,130

5

9

13

no no

 

Singer, 1992; Noranda 1982-86 Annual Reports

 

 

3

14

41

no no

 

Randol 1990

 

Siskon Gold
KVMS PC15 01

Mammoth

West Shasta

Shasta

CA -122.454 40.763 28a

Massive sulfide, kuroko

 

 

Volcanic-associated massive sulfide

1852 1905-1925

3,004

4

243

123

neg

7

 

Kinkel and others, 1956; USBM Minerals Yearbook 1905-25.

 

 

 

 

 

 

 

 

 

   
KVMS PC15 02

Balaklala

West Shasta

Shasta

CA -122.491 40.739 28a

Massive sulfide, kuroko

 

 

Volcanic-associated massive sulfide

1890 1900-1928

907

1

53

26

no no

 

Kinkel and others, 1956; USBM Minerals Yearbook 1902-28

 

 

 

 

 

 

 

 

 

Ore contained perhaps 1.3% Zn which was not recovered. Resource of pyrite ore of unknown size containing 0.7 gpt Au, 29 opt Ag, and 2.46% Cu remains.

 
KVMS PC15 03

Iron Mountain

West Shasta

Shasta

CA -122.524 40.673 28a

Massive sulfide, kuroko

 

 

Volcanic-associated massive sulfide

early 1860's 1889-1965

8,586

9

146

158

neg

6

4,742,000 metric t pyrites at 48 to 50% S; 50,000 mertric t magnetite at 60% Fe.

Kinkel and others, 1956; Lydon and O'Brien, 1974; USBM Minerals Yearbooks 1897-1954

1990

11,000

15

597

163

unk

305

 

E/MJ 1/1979

Resource of pyrite ore. An additional 2.8 million metric t gossan and 2.7 million metric t of hematite resources of unspecified grade.

Iron Mountain Mines - Liquid Gold
KVMS PC15 03

Iron Mountain

West Shasta

Shasta

CA -122.517 40.673 28a

Massive sulfide, kuroko

 

 

Volcanic-associated massive sulfide

   

 

 

 

 

 

 

 

 

1990

 

 

 

 

 

 

 

AMH 1996 entry for Iron Mountain Mines

All ore types

Iron Mountain Mines
KVMS PC17 01

Western World

Smartsville

Yuba

CA -121.292 39.175 28a

Massive sulfide, kuroko

 

 

Volcanic-associated massive sulfide

1973   no no no no no no

 

 

 

1,318

1.5

19

35

unk unk

 

Randol 1990

  Kinross Gold - United Gunn Resources
KVMS PC17 02

Penn

Campo Seco

Calaveras

CA -120.874 38.230 28a

Massive sulfide, kuroko

 

 

 

1861 1882-1953

904

2

73

37

1

11

 

Singer, 1992; Irelan, 1888; USBM Production Data 1902-53

 

 

 

 

 

 

 

 

 

   
KVMS PC17 03

Blue Moon - American Eagle

Hornitos

Mariposa

CA -120.274 37.547 28a

Massive sulfide, kuroko

 

 

Volcanic-associated massive sulfide

1893 1944-1945

51

0.11

7

neg neg

7

 

Bowen and Gray, 1957

1995

3,455

8

309

36

17

275

 

Randol 1996

  Westmin Resources
QZAD PC19 01

Cannon

Wenatchee

Chelan

WA -120.325 47.396 25c

Epithermal vein, Comstock

 

 

Creede, Comstock and Sado epithermal veins

by 1952 1985-1995

3,749

39

65

no no no

 

Cameron, 1996; Asamera SEC Form 10K 1981-87

 

 

 

 

 

 

 

 

 

Reserves depleted.

Asamera Minerals
QZAD PC19 02

Lovitt (L-D)

Wenatchee

Chelan

WA -120.315 47.382 25c

Epithermal vein, Comstock

 

 

Creede, Comstock and Sado epithermal veins

1885 1938-1967

964

13

20

no no no

 

Cameron, 1996; USBM Production Data 1938-1948

 

1,700

6

unk no no no

 

Randol 1996

  Lovitt Mining - Grange Gold
QZAD PC24 01

War Eagle Project

French Carson

Owyhee

ID -116.711 43.007 25c

Epithermal vein, Comstock

22c

Vein, polymetallic, Au-Ag

Creede, Comstock and Sado epithermal vein

1863 1863-1890

 

5

unk no no no

 

Piper and Laney, 1926

 

 

12

unk no no no

 

Randol, 1992

  War Eagle
HTSG PC28 01

Quartz Mountain

 

Lake

OR -120.800 42.300 25a

Hot spring Au-Ag

 

 

 

by 1979   no no no no no no

 

 

1994

91,000

78

unk no no no

 

AMH 1996 entry for Newmont Gold

Geologic resource.

Newmont Gold
HTSG PC28 02

Hayden Hill

Hayden Hill

Lassen

CA -120.875 40.995 25a

Hot spring Au-Ag

25c

Epithermal vein, Comstock

 

1869 1874-1997

28,000

17

>28

no no no

 

Buchanan, 1981; Amax Gold 1992-97 SEC Form 10K

 

 

 

       

 

 

Reserves depleted 1997.

Kinross Gold
HTSG PC30 01

Grassy Mountain - Crabgrass

 

Malheur

OR -117.360 43.669 25a

Hot spring Au-Ag

 

 

 

1988   no no no no no no

 

 

1990

16,200

33

83

no no no

 

Atlas Corp. 1996 SEC Form 10K

 

Atlas
HTSG PC31 01

Almaden

Weiser

Washington

ID -116.714 44.240 25a

Hot spring Au-Ag

 

 

 

1936   no no no no no no

 

 

1994

60,000

47

unk no no no

 

Randol 1996

 

Ican Minerals
HTSG PC32 1 2

DeLamar - Stone Cabin

De Lamar

Owyhee

ID -116.831 43.020 25a

Hot spring Au-Ag

25c

Epithermal vein, Comstock

 

1889 1891-1996

19,025

31

1,217

no no no

 

Piper and Laney, 1926; Mapco SEC Form 10K 1980-84; Nerco SEC Form 10K 1985-91; Kinross Gold Annual Report 1993-96

1996

11,621

16

410

no no no

 

Kinross Gold 1995 Annual Report

 

Kinross Gold
'HTSG PC34 01

Cherry Hill

Sulphur Creek

Colusa

CA -122.428 39.038 25a

Hot spring Au-Ag

 

 

 

by 1865 1865-1891 unk

0.16

no no no no

 

Rogers, 1940

1934

680

5

unk no no no

Mercury

Rogers, 1940; Nelson and others, 1993

Includes Cherry Hill, West End, and Wide Awake deposits

Homestake
HTSG PC34 02

McLaughlin

Knoxville

Napa

CA -122.357 38.836 25a

Hot spring Au-Ag

 

 

 

1979 1985-1997

22,237

89

>40.6

no no no

 

Homestake 1985-97 SEC Form 10K

1997

12,617

26

unk no no no

 

Homestake 1997 SEC Form 10K

Resource consists of low-grade stockpiles; reserves depleted

Homestake
HTSG PC34 03

Silverado - Palisade

Calistoga

Napa

CA -122.604 38.652 25a

Hot spring Au-Ag

 

 

 

by 1872 1876-1948

>93

1

81

neg neg no

 

Clark, 1970; USBM Production Data 1925-41

 

 

 

 

 

 

 

 

 

   
LSGQ PC38 01

Sanger

Eagle Creek

Baker

OR -117.408 44.994 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1870 1870-1897 unk

2

neg no no no

 

Brooks and Ramp, 1968

  unk unk unk no no no

 

 

   
LSGQ PC38 02

Virtue

Virtue

Baker

OR -117.697 44.793 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1862 1862-1937 unk

5

unk no no no

 

Brooks and Ramp, 1968

  unk unk unk no no no

 

 

   
LSGQ PC38 03

Connor Creek

Connor Creek

Baker

OR -117.201 44.566 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1871 1871-1918

111

2

neg no no no

 

Brooks, 1969; Brooks and Ramp, 1968

 

 

unk neg no no no

 

 

 

 
LSGQ PC38 04

Mormon Basin

Mormon Basin

Baker, Malheur

OR -117.555 44.425 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

by 1863 1901-1934 unk

3.9 to 4.2

2.3 to 4.7

no no no

 

Brooks, 1969

  unk unk unk no no no

 

 

   
LSGQ PC40 01

Greenback

Greenback

Josephine

OR -123.306 42.654 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1897 1897-1940

108

6

unk no no no

 

Brooks and Ramp, 1968

1993

84

2

unk no no no

 

AMH 1993 entry for First International Metals

  First International Metals
LSGQ PC40 02

Ashland

Ashland

Jackson

OR -122.791 42.182 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1886 1886-1940 unk

2

unk no no no

 

Brooks, 1969

  unk unk unk no no no

 

 

   
LSGQ PC40 03

Black Bear

Liberty (Scott River)

Siskiyou

CA -123.152 41.259 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1860 1865-1890's

 

>4.5

unk no no no

 

Hotz, 1971

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 04

Globe

Dedrick

Trinity

CA -123.989 40.890 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1880's 1891-1953

>54

4

0.8

no no no

 

Hotz and others, 1972

 

166

2

0.5

no no no

 

Peters, 1983

   
LSGQ PC40 05

Gladstone (Hazel)

French Gulch

Shasta

CA -122.585 40.725 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1887 1896-1940

314

5

>0.8

no no no

 

Ferguson, 1914; USBM Production Data 1902-40

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 06

Brown Bear

Deadwood

Trinity

CA -122.729 40.724 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1875 1875-1950

 

12 to 16

unk no no no

 

Hotz, 1971

 

 

2

 

 

 

 

 

Randol 1996

Resource of 50,000 oz Au.

Original Sixteen to One Mine, Inc.
LSGQ PC40 07

Milkmaid-Franklin

French Gulch

Shasta

CA -122.669 40.722 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1852 1850's-1942

 

4

unk no no no

 

Lydon and O'Brien, 1974

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 08

Reid

Old Diggings

Shasta

CA -122.429 40.661 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

  1800's-1940

96

1

4

no no no

 

Hotz, 1971; USBM Production Data 1905-1940

1984

400

5

unk no no no

 

MM, 8/1984, v. 151, no. 2, p. 89

   
LSGQ PC40 09

Midas

Harrison Gulch

Shasta

CA -122.985 40.390 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1894 1896-1914

163

5

>0.8

no no no

 

Lydon and O'Brien, 1974; USBM Production Data 1915-53

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 10

Crescent Mills

Crescent Mills

Plumas

CA -120.937 40.121 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1851 1851-1990

816

7

unk no no no

 

Clark, 1970; Royal Gold 1987-90 SEC Form 10K

 

 

 

 

 

 

 

 

 

Includes recent production from Goldstripe mine.

Royal Gold
LSGQ PC40 11

Rich Gulch

Butt Valley

Plumas

CA -121.143 40.046 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1850's? 1933-1942

 

2

unk no no no

 

Tooker and Vercoutere, 1986

1993

9,200

22

unk no no no

 

Randol 1996

  Northgate Exploration
LSGQ PC40 12

Plumas-Eureka

Johnsville

Plumas

CA -120.708 39.758 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1850 1851-1944

 

12

unk neg neg no

 

Clark, 1970

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 13

Sierra Buttes

Sierra City

Sierra

CA -120.643 39.574 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1850 1870-1942

>230

27 to 40

>0.3

no no no

 

Clark, 1970; USBM Production Data 1902-42

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 15

Brush Creek

Alleghany

Sierra

CA -120.880 39.502 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1854 1868-1986

>105

10

>0.7

no no no

 

Ferguson and Gannett, 1932; Brush Creek 1984-86 SEC Form 10K

1985

110

2

unk no no no

 

Brush Creek 1986 SEC Form 10K

  Brush Creek Mining & Development
LSGQ PC40 16

Sixteen-to-one

Alleghany

Sierra

CA -120.843 39.466 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1896 1896-1996

>968

>34

>4

no no no

 

Original Sixteen-to-One Mine 1996 SEC Form 10K

 

 

 

 

 

 

 

 

 

 

Original Sixteen to One Mine
LSGQ PC40 17

Oriental

Alleghany

Sierra

CA -120.858 39.460 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1850's 1850's-1956

 

6

unk no no no

 

Carlson and Clark, 1956

 

 

 

 

 

 

 

 

 

  Dickey Exploration
LSGQ PC40 18

Rainbow

Alleghany

Sierra

CA -120.834 39.464 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

  1850's-1918

 

4

unk no no no

 

Clark, 1970

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 19

Plumbago (Croesus)

Alleghany

Sierra

CA -120.813 39.452 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

  1875-1928

>138

5

>0.24

no no no

 

Clark, 1970

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 20

Brown's Valley

Brown's Valley

Yuba

CA -121.235 39.378 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1850 1850-1959

520

6

>0.5

neg no no

 

Bliss and Jones, 1988; USBM Production Data 1902-59

 

 

unk unk neg no no

 

 

Substantial resource of unknown size and grade.

 
LSGQ PC40 22

Idaho-Maryland - Eureka - Brunswick

Grass Valley

Nevada

CA -121.038 39.224 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1851 1851-1959

>4,877

76

>14.5

neg neg neg

Tungsten

McQuiston, 1986; Johnston, 1940; USBM Production Data 1902-59; Clark, 1970

1994

8,271

92

unk neg neg neg

 

Randol 1996

 

Emperor Gold
LSGQ PC40 23

Diamond - Bullion - Alaska

Grass Valley

Nevada

CA -121.051 39.194 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1850 1850's-1934

 

5

unk no no no

 

Johnston, 1940

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 24

Golden Center

Grass Valley

Nevada

CA -121.063 39.215 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1850 1850's-1942

>338

6

>1

neg neg no

 

Johnston, 1940; USBM Production Data 1914-42

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 25

Empire-North Star

Grass Valley

Nevada

CA -121.045 39.206 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1850 1850-1957

9,387

196

unk no no no

 

McQuiston, 1986

  unk sig unk no no no

 

 

Substantial undisclosed Au resource. Surface is now a state park.

Barexor Minerals
LSGQ PC40 26

Herman

 

Placer

CA -120.637 39.135 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

   

 

3

 

 

 

 

 

Bliss and Jones, 1988

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 27

Rising Sun

Colfax

Placer

CA -120.968 39.107 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1866 1866-1884

 

3

unk no no no

 

Clark, 1970

 

 

 

 

 

 

 

 

 

 

Brush Creek Mining & Development
LSGQ PC40 28

Sliger

Greenwood

El Dorado

CA -120.932 38.941 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1864 1870's-1942

>291

4

>0.2

neg no no

 

Clark and Carlson, 1956

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 29

Georgia Slide

Georgetown

El Dorado

CA -120.847 38.926 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1850 1850-1887

 

10

unk no no no

 

Clark and Carlson, 1956

 

 

1.6

unk no no no

 

Tooker and Vercoutere, 1986

Weathered deposit worked as a placer.

 
LSGQ PC40 30

Ophir

Ophir

Placer

CA -121.124 38.905 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1850's? 1850's-1930's

 

8

unk no no no

 

Clark, 1970

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 31

Alabama - California

Penryn

Placer

CA -121.157 38.844 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1922 1933-1942

360

2

7

neg neg no

 

USBM Production Data 1933-42

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 32

Angels

Angels Camp

Calaveras

CA -120.546 38.076 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

~1850 1850's-1919

>469

>4.9

>0.5

no no no

 

Clark and Lydon, 1962; USBM Production Data 1902-1919

 

 

   

 

 

 

 

     
LSGQ PC40 33

Pacific Quartz

Placerville

El Dorado

CA -120.799 38.727 36a

Low-sulfide Au-quartz vein

 

 

 

1852 1852-1915

 

2

unk no no no

 

Clark and Carlson, 1956

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 34

Union - Church

El Dorado

El Dorado

CA -120.827 38.648 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1850's? 1885-1939

>191

4 to 7.5

>0.2

no no no

 

Clark and Carlson, 1956; USBM Production Data 1902-39

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 35

Nashville

Nashville

El Dorado

CA -120.841 38.581 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

by 1851 1851-1936

 

3

unk no no no

 

Clark, 1970

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 36

Plymouth

Jackson - Plymouth

Amador

CA -120.843 38.475 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1852 1852-1943

1,950

20

>2.4

neg no no

 

Logan, 1927; Perry and Moehlman, 1943; USBM Production Data 1914-1943

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 37

Fremont - Gover

Jackson - Plymouth

Amador

CA -120.826 38.435 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1867 1872-1940

>978

>21

>0.9

no no no

 

Carlson and Clark, 1954; USBM Production Data 1903-1940

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 38

Bunker Hill

Amador

Amador

CA -120.824 38.425 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1852 1853-1931

>806

8

>1.4

no no no

 

Carlson and Clark, 1954; USBM Production Data 1902-1931

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 39

Original Amador

Amador City

Amador

CA -120.826 38.423 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1852 1852-1950

>433

3

>0.4

no no no

 

Carlson and Clark, 1954; USBM Production Data 1902-1950

 

 

 

 

 

 

 

 

 

Substantial low-grade resource remains.

 
LSGQ PC40 40

Keystone

Amador City

Amador

CA -120.822 38.418 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1851 1852-1942

>1,188

>8.6

>1

neg no no

 

Hillman and others, 1984; USBM Production Data 1902-42

  unk sig unk neg no no

 

 

Substantial resource developed to replace depleted reserves at Kennedy mine during 1930's but never worked.

 
LSGQ PC40 41

Wildman-Mahoney

Sutter Creek

Amador

CA -120.808 38.394 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

~1851 -1901

>544

5

unk no no no

 

Logan, 1927

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 42

Old Eureka

Sutter Creek

Amador

CA -120.799 38.388 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1852 1852-1952

>818

27

>1.8

no no no

 

Anonymous, 1951; Carlson and Clark, 1954

1942

113

2

unk no no no

 

Anonymous, 1951

Remaining resource when mine closed.

 
LSGQ PC40 43

Central Eureka

Sutter Creek

Amador

CA -120.797 38.383 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1855 1894-1931

1,008

14

3

no no no

 

Anonymous, 1951; USBM Production Data 1902-31

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 44

South Eureka

Sutter Creek

Amador

CA -120.795 38.380 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

  1891-1918

1,041

8

>1.6

no no no

 

Carlson and Clark, 1954; USBM Production Data 1902-1918

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 45

Kennedy

Jackson - Plymouth

Amador

CA -120.779 38.367 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1856 1885-1942

3,937

54

>7

neg neg no

 

Logan, 1927; USBM Production Data 1902-42

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 46

Argonaut

Jackson

Amador

CA -120.785 38.363 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1850 1893-1942

2,463

29

6

neg no no

 

Joralemon, 1951; USBM Production Data 1902-42

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 47

Zeila

Jackson - Plymouth

Amador

CA -120.763 38.345 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1860's 1860's-1914

>747

>7.5

>0.6

no no no

 

Carlson and Clark, 1954; USBM Production Data 1902-1914

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 48

Gwin

Paloma (Mokelumne Hill)

Calaveras

CA -120.760 38.276 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1850 1850-1927

1,300

5

>0.5

no no no

 

Julihn and Horton, 1938; USBM Production Data 1902-1908

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 49

Sheep Ranch

Sheep Ranch

Calaveras

CA -120.469 38.212 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1868 1870's-1952

581

9

>0.6

neg no no

 

Julihn and Horton, 1938; USBM Production Data 1902-52

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 50

Lightner

Angels Camp-Carson Hill

Calaveras

CA -120.560 38.073 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

by 1857 1896-1915

>520

5

>0.3

no no no

 

Clark and Lydon, 1962; USBM Production Data 1902-1914

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 51

Utica

Angels Camp

Calaveras

CA -120.588 38.087 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

~1849 1860's-1939

>2,554

27

>1.3

no no no

 

Clark and Lydon, 1962; USBM Production Data 1902-39

 

 

 

 

 

 

 

 

 

  Mother Lode Gold Mines Consolidated
LSGQ PC40 52

Gold Cliff

Angels Camp

Calaveras

CA -120.544 38.066 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1850 1850-1920

 

4

unk no no no

 

Clark and Lydon, 1962

1987

4,000

9

unk no no no

 

E/MJ 11/1988, 12/1987

 

Mother Lode Gold Mines Consolidated
LSGQ PC40 53

Confidence-Lamphere

Confidence

Tuolumne

CA -120.208 38.044 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1853 1853-1940

>153

6

>1.2

no no no

 

Logan, 1949; USBM Production Data 1902-40

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 54

Carson Hill

Carson Hill

Calaveras

CA -120.506 38.023 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1850 1850-1991

>9,670

42

>5

neg neg no

 

Clark and Lydon, 1962; USBM Minerals Yearbook and Production Data 1902-42; Western Mining 1988-91 Annual Reports

1991

5,795

10

unk no no no

 

Grandview Resources 1986 SEC Form 20F

Reserves depleted 1991; resource is material outside mine plan.

Western Mining
LSGQ PC40 55

May Lundy

Homer (Lundy)

Mono

CA -119.260 38.017 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1877 1879-1930's

 

5

unk no no no

 

Clark, 1970; Heller, no date

 

120

4

unk no no no

 

Heller, no date

Cut-off grade during production was 34 gpt Au.

 
LSGQ PC40 56

Royal-Mountain King

Hodson (Madam Felix)

Calaveras

CA -120.689 38.002 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1858 1885-1995

>5,610

14

10

no no no

 

Fuller and others, 1996; USBM Production Data 1902-53; FMC Gold SEC Form 10K 1990-94

1988

 

 

 

 

 

 

 

 

Reserves depleted 1995.

FMC Gold
LSGQ PC40 57

Black Oak

Soulsbyville

Tuolumne

CA -120.276 37.978 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

   

 

5

unk no no no

 

Clark, 1970

 

 

 

 

 

 

 

 

 

 

 
LSGQ PC40 57

Grizzley

Soulsbyville

Tuolumne

CA -120.222 37.941 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

by 1861  

 

2

unk no no no

 

Clark, 1970

 

 

 

 

 

 

 

 

 

 

 
LSGQ PC40 57

Soulsby

Soulsbysville

Tuolumne

CA -120.261 37.988 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1858  

 

8

unk no no no

 

Clark, 1970

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 57

South United

Soulsbysville

Tuolumne

CA -120.386 38.071 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

   

 

3

unk no no no

 

Clark, 1970

 

 

 

 

 

 

 

 

 

 

 
LSGQ PC40 58

Pocket Belt

Pocket Belt

Tuolumne

CA -120.345 37.962 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1851 1851-1940

 

8

unk no no no

 

Julihn and Horton, 1940

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 59

Jamestown

Jamestown

Tuolumne

CA -120.437 37.946 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1850 1850-1994

>15,270

72

>9

no no no

 

Clark, 1970; Sonora Gold 1987-94 SEC Form 20F

1986

23,750

81

unk no no no

 

Sonora Gold 1986 SEC Form 20F, Teet, 1981

Resource at Harvard, Dutch-App/Nyman, Jumper, and Rawhide mines.

Sonora Gold
LSGQ PC40 60

Chinese Camp

Chinese Camp

Tuolumne

CA -120.434 37.869 39a

Placer Au

 

 

 

1849 1849-1870's

 

4

unk no no no

 

Clark, 1970

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 61

Red Cloud

Kinsley

Mariposa

CA -120.085 37.739 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

  1880-1895

 

2

unk no no no

 

Bowen and Gray, 1957

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 62

Mary Harrison - Malvina

Coulterville

Mariposa

CA -120.216 37.695 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

~1852 1852-1942

>420

4

unk no no no

 

Bowen and Gray, 1957

 

 

 

 

 

 

 

 

 

Substantial low-grade resource remains.

 
LSGQ PC40 63

Bandarita

Kinsley

Mariposa

CA -120.032 37.691 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1856 1856-1943

 

2

unk no no no

 

Julihn and Horton, 1940

1938

 

 

 

 

 

 

 

 

Resource is stope fill of unknown grade.

 
LSGQ PC40 63

Hasloe

Kinsley

Mariposa

CA -120.048 37.698 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1854 1880-1890

 

5

unk no no no

 

Clark, 1970

 

 

 

       

 

 

 

 
LSGQ PC40 66

Pine Tree-Josephine

Bagby

Mariposa

CA -120.119 37.588 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1848 1860-1944

490

>6

>0.6

neg no no

 

Bowen and Gray, 1957; Smith and others, 1987

 

8,663

19

unk no no no

 

Randol 1996

  Goldenbell Mining
LSGQ PC40 67

Mount Gaines

Hornitos

Mariposa

CA -120.177 37.540 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

~1868 1870's-1949

>187

5

>0.9

neg neg no

 

Bowen and Gray, 1957; USBM Production Data 1905-49

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 68

Washington

Hornitos

Mariposa

CA -120.224 37.526 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1850 1852-1954

 

4

unk neg neg no

 

Bowen and Gray, 1957

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 69

Princeton

Mount Bullion

Mariposa

CA -119.970 37.502 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1852 1859-1927

>451

6.6 to 9

unk no no no

 

Bowen and Gray, 1957; Julihn and Horton, 1940

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 70

Mariposa

Mariposa

Mariposa

CA -119.958 37.480 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1849 1849-1932

>103

4

unk no no no

 

Julihn and Horton, 1940; Bowen and Gray, 1957

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 71

Cove

Cove

Kern

CA -118.407 35.711 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1860 1860-1924

1,361

11

unk no no no

 

Troxel and Morton, 1962; Clark, 1970

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 72

Mammoth

Keyesville

Kern

CA -118.501 35.623 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1855 1850's-1941

>7

1

neg no no no

 

Troxel and Morton, 1962; USBM Production Data 1902-41

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 73

Big Horn

San Gabriel (Mount Baldy)

Los Angeles

CA -117.716 34.225 36a

Low-sulfide Au-quartz vein

39a

Placer Au

Low-sulfide Au-quartz vein

1891 1906-1936

28

0.15

0.07

neg neg no

 

USBM Production Data 1906-36

1992

3,366

14

unk no no no

 

Siskon Gold 1996 SEC Form 10K

  Siskon Gold
LSGQ PC40 74

Julian-Banner

Julian-Banner

San Diego

CA -116.556 33.075 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1870 1870-1896

 

8

unk no no no

 

Clark, 1970

 

 

 

 

 

 

 

 

 

   
LSGQ PC40 75

Stonewall

Cuyamaca

San Diego

CA -116.569 32.983 36a

Low-sulfide Au-quartz vein

 

 

Low-sulfide Au-quartz vein

1870 1870-1908

 

3

unk no no no

 

Weber, 1963

 

 

 

 

 

 

 

 

 

   


Last Updated on 7/13/98