Carson Hill Gold Mining Co.

The Carson Hill Gold Mining Co. is a gold mine located in Calaveras county, California at an elevation of 1,699 feet.

About the MRDS Data:

All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.

Mine Info

Satelite View

MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.

Site Name

Primary: Carson Hill Gold Mining Co.
Secondary: Adelaide
Secondary: Bright Star
Secondary: Brown Calaveras
Secondary: California Ophir
Secondary: Enterprise
Secondary: Extension
Secondary: Finnegan
Secondary: Independence
Secondary: Iron Rock
Secondary: Kentucky
Secondary: Keystone
Secondary: Last Chance
Secondary: Melones
Secondary: Mexican
Secondary: Mineral Mountain
Secondary: Morgan
Secondary: New Year
Secondary: Reserve
Secondary: Releif
Secondary: Santa Cruz
Secondary: South Carolina
Secondary: Stanislaus
Secondary: Stephens
Secondary: Union

Commodity

Primary: Gold
Secondary: Silver

Location

State: California
County: Calaveras

Land Status

Not available

Holdings

Not available

Workings

Type: Surface/Underground

Ownership

Not available

Production

Not available

Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S

Physiography

General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Sierra Nevada

Mineral Deposit Model

Not available

Orebody

Form: PINCH & SWELL

Structure

Type: L
Description: Regional Strike Of Country Rock Nw Dips Ne Intense Folding & Faulting

Alterations

Alteration Type: L
Alteration Text: Hydrothermal Altn In Area Causing Mariposite-Ankerite Rocks

Rocks

Not available

Analytical Data

Not available

Materials

Ore: Chalcopyrite
Ore: Gold
Ore: Pyrite
Ore: Galena
Gangue: Quartz
Gangue: Talc
Gangue: Ankerite

Comments

Comment (Production): ONE BLAST WAS REPORTED TO BRING DOWN $110,000 OF GOLD. NEAR BY $3,000,000 TAKEN FROM MORGAN CLAIM IN LESS THAN 2 YEARS. LARGE ORE BODY TO 4550 FT DEPTH YIELDED $5,000,000

Comment (Commodity): LARGE HANGING WALL, HIGH-GRADE ORE BODY MINED TO 4,550 FT DEPTH AVE 175 BY 15 FT ON BULL VEIN ORE BODIES AT 3000 FT LEVEL UNDER MORGAN AND MELONES CLAIMS, HANGING WALL ORE BODIES.

Comment (Deposit): VEINS, TWO PRINCIPAL VEIN SYSTEMS: CALAVERAS SYSTEM ON WEST AND BULL SYSTEM ON E VEIN AVE 10 - 15 FT. VEIN INTERSECTS BOTH TO N & S (SEE ALSO GEOL COMMENTS)

Comment (Geology): AUGITE TUFF AND BRECCIA ARE COMMON COUNTY ROCKS ALSO, INTRUSIONS OF GABBRO AND SERPENTINE, TALC AND SERICITE SCHIST ALSO PRESENT. TWO PRINCIPAL VEIN SYSTEMS: CALAVERAS SYSTEM ON W. AND BULL SYSTEM ON E AVE VEIN 10 - 15 FT. MAIN COUNTRY ROCKS ALSO INCLUDE PHYLLITE, AMPHIBOLITE AND CHLORITIC SCHIST. VEINS INTERSECT BOTH TO N & S. BULL VEIN UP TO 40 FT & TO S. SPLITS INTO 2 VEINS WHICH CONVERGE WITH CALAVERAS; VEIN IS OF COARSE WHITE QUARTZ WITH CHLORITE RIBBON STRUCTURES. FIVE FLAT ORE VEINS PRESENT W 20 - 30 DEG DIP NE. ORE HOSTED IN TALCOSE AND PYRITIC SCHIST. LARGE MASSES OF ANKERITE AND MARIPOSITE.

Comment (Deposit): STRINGERS OF GOLD FREQUENTLY CUT OUT WITH COLD CHISELS IN EARLY WORKINGS. LARGEST LODE GOLD SOURCE IN COUNTRY. ; INFO.SRC : 1 PUB LIT

Comment (Workings): BY 1865 MINE DEVELOPED TO 250 FT DEPTH, 400 FT LENGTH SEVERAL CLAIMS, EXTENSIVE UNDERGROUND WORKINGS. GLORY HOLE, WINZES; NUMEROUS LEVELS & VERY EXTENSIVE UNDERGROUND WORKINGS, SHRINKAGE STOPING ORE REMOVAL

References

Reference (Deposit): CLARK, W.B., LYDON, P.A., 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF.; COUNTY REPORT 2 ; CALIF. DIV. OF MINES AND GEOLOGY, P 44 - 50 , 143

Reference (Deposit): LOGAN, C.A., FRANKE, H., 1936 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 32 , NO. 3 ; DIV. OF MINES, P. 300

Reference (Production): CLARK ( 1962 )

California Gold

"Where to Find Gold in California" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in California. Read more: Where to Find Gold in California.