Spider Prospect

The Spider Prospect is a mine located in Trinity county, California at an elevation of 4,180 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

Name: Spider Prospect  

State:  California

County:  Trinity

Elevation: 4,180 Feet (1,274 Meters)

Commodity:

Lat, Long: 40.26472, -123.12417

Map: View on Google Maps

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.


Satelite image of the Spider Prospect

Spider Prospect MRDS details

Site Name

Primary: Spider Prospect
Secondary: Caudwell


Commodity

Tertiary: Manganese


Location

State: California
County: Trinity


Land Status

Land ownership: National Forest
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.


Holdings

Not available


Workings

Not available


Ownership

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Years of Production:
Organization:
Significant: N


Physiography

General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: Klamath Mountains


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Not available


Alterations

Not available


Rocks

Name: Chert
Role: Host
Age Type: Host Rock
Age Young: Late Jurassic


Analytical Data

Analytical Data: ORE GRADE 18 TO 22 PERCENT MANGANESE


Materials

Ore: Bementite
Ore: Rhodonite
Ore: Rhodochrosite


Comments

Comment (Geology): GEOL.DESC: MINERALIZED ROCK IS WHITE AND GREY CHERT, STRIKING N 35 W AND DIPPING STEEPLY TO N. E. CHERT IS 150 FT. WIDE. ADJOINING COUNTRY ROCK IS MAINLY SANDSTONE AND GREENSTONE. WEST CONTACT OF CHERT IS AGAINST GREENSTONE. LIMESTONE IS EXPOSED 200 FT. N. OF NORTHWESTERNMOST CHERT. BROWN SANDSTONE LIES ALONG E. CONTACT OF CHERT, IN PLACES PARTIALLY RECRYSTALLIZED, AND IN PLACES RESEMBLING GREENSTONE. DIORITE OUTCROPS 400 FT. N. OF MAIN ORE BODY. 4 TYPES OF MANGANESE ARE 1) MANGANESE OXIDE, 2) RHODOCHROSITE, COMMONLY COATED WITH OXIDE, 3) SILICEOUS MANGANESE IN WHICH MANGANESE OXIDE IS MIXED, 4) CHERT STAINED WITH MANGANESE OXIDE. MAIN ORE BODY IS 6.5 FT. WIDE AND 31 FT. LONG. PRINCIPAL MINERAL IS RHODOCHROSITE, BUT IN PLACES CONSIDERABLE RHODONITE AND BEMENTITE ARE PRESENT.

Comment (Location): LOCATED IN NE 1/4 SECTION 20 , LOCATION DOES NOT CORRESPOND WITH DISTANCE GIVEN FROM PEANUT, UTM APPROX


References

Reference (Deposit): D.O.M. BULL. 152 1950 PP. 335 - 337

Reference (Deposit): D.O.M. BULL. 125 1943 PP. 65 , 203


California Gold

Where to Find Gold in California

"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.