Golossem

The Golossem is a gold and silver mine located in San Bernardino county, California at an elevation of 5,299 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: Golossem

Commodity

Primary: Gold
Primary: Silver
Secondary: Lead
Secondary: Copper
Tertiary: Zinc

Location

State: California
County: San Bernardino
District: North Clark Mt.

Land Status

Not available

Holdings

Not available

Workings

Type: 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: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Sonoran Desert

Mineral Deposit Model

Not available

Orebody

Form: LENSES

Structure

Type: L
Description: Anticlinal Fold Of Thick Beds Of Stratified Rocks, Consisting Of Sandstone, Limestone, Dolomite And Thin-Bedded Shales. These Beds Rest On Gneissoid Granite. A Large Dome-Shaped Mass Of Quartz Monzonite Has Intruded This Formation, Followed By An Intrusion Of A Rhyolite Porphyry Plug.

Alterations

Not available

Rocks

Not available

Analytical Data

Analytical Data: ORE DEVELOPED IN TUNNEL & SHAFT SAID TO HAVE AN AVG. VALUE OF $7/TON IN GOLD, AND OCCASIONAL MINERALIZED AREAS CARRYING AS HIGH AS $30/TON IN GOLD.

Materials

Ore: Galena
Gangue: Quartz

Comments

Comment (Deposit): FRACTURES IN RHYOLITE PLUG IN GNEISSOID GRANITE. TWO TYPES OF DEPOSITS OCCUR. ONE IS A MINERALIZED NETWORK OF INTERSECTING FRACTURES IN RHYOLITE, THE OTHER IS A CONTACT DEPOSIT ON CONTACT BETWEEN GRANITE AND THE RHYOLITE PLUG. THE ORE IN THE FRACTURES SAID TO BE OF CONTINUOUS GRADE & CHARACTER FOR A VERTICAL DISTANCE OF 200 FT.

Comment (Deposit): 2 PATENTED GOLD CLAIMS AND 32 HELD BY LOCATION. ; INFO.SRC : 1 PUB LIT

Comment (Production): ESTIMATED TONNAGE OF 116,000 TONS, AVERGERING $8/TON GOLD. 26.7 TONS OF ORE MINED FROM TUNNEL LEVEL & SHIPPED TO U.S. SMELTING, REFINING AND MINING CO. CARRIED 0.73 OZ. AU, 1.1 OZ. AG, 0.2% CU W/A GROSS VALUE OF $14/TON. SHIPMENT OF 39.6 TONS CARRIED 0.44 OZ. AU, 0.85 OZ. AG, 0.1% CU W/A GROSS VALUE OF $8.46/TON. NO OTHER PRODUCTION INFORMATION FOUND.

Comment (Location): UTM ACC. S 1/2 10. SEVERAL LOCATIONS

Comment (Workings): 200 FT. SHAFT, 1600 FT. TUNNEL, 1000 FT. OF DRIFTS AND CROSSCUTS, AND ABOUT 5000 FT. OF DIAMOND DRILL HOLES UNDERGROUND WORKINGS TOTAL 4000 FT. FROM 1938-42 EXPLORATION PROGRAM INCLUDED 5000 FT. OF DIAMOND DRILLING.

References

Reference (Reserve-Resource): TUCKER & SAMPSON (1931)

Reference (Deposit): WRIGHT, L.A., AND OTHERS, 1953, MINES AND MINERAL DEPOSITS OF SAN BERNARDINO COUNTY, CALIF., TABULATED LIST: CALIF. JOUR. MINES & GEOLOGY, V. 49, NOS. 1 & 2, P. 30, PL.

Reference (Deposit): TUCKER W.B. AND SAMPSON, R.J., 1943, MINERAL RESOURCES OF SAN BERNARDINO CO., CALIF.; CALIF. JOUR. MINES AND GEOLOGY, V. 39, NO. 4, P. 446

Reference (Deposit): TUCKER, W. B. AND SAMPSON, R.J., 1931, GOLD-SAN BERNARDINO COUNTY, CALIF: CALIF. JOUR. MINES AND GEOLOGY, V. 27, P. 291-292

Reference (Production): WRIGHT (1953) GOODWIN (1957)

Reference (Deposit): GOODWIN, J.G., 1957, LEAD AND ZINC IN CALIFORNIA: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 53, NOS. 3 & 4, P. 624-625

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.