Boyer Group

The Boyer Group is a chromium mine located in Trinity county, California at an elevation of 4,701 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: Boyer Group  

State:  California

County:  Trinity

Elevation: 4,701 Feet (1,433 Meters)

Commodity: Chromium

Lat, Long: 40.38611, -123.10417

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 Boyer Group

Boyer Group MRDS details

Site Name

Primary: Boyer Group
Secondary: Claims: September Morn
Secondary: July Nos. 1 and 2


Commodity

Primary: Chromium


Location

State: California
County: Trinity
District: Upper Hayfork Creek Area


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

Owner Name: Boyer, David
Years: 1943 -

Owner Name: Dreskthorp, John
Home Office: Redding, Ca.
Years: 1943 -


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: Pacific Border Province
Physiographic Section: Klamath Mountains


Mineral Deposit Model

Not available


Orebody

Form: IRREG


Structure

Not available


Alterations

Not available


Rocks

Not available


Analytical Data

Analytical Data: 47.56% CR2O3
Analytical Data: CR TO FE RATIO 2.24 TO 1.
Analytical Data: 14.5% FE


Materials

Ore: Chromite


Comments

Comment (Commodity): ABOVE ASSAY OF ORE SHIPPED IN 1942

Comment (Location): MINE LOCATED ON SLOPE OF SMALL GULCH ON UPPER HAYFORK CREEK.

Comment (Workings): MAIN WORKINGS, ON THE SEPTEMBER MORN CLAIM, CONSISTED OF AN OPEN CUT THAT LEAD INTO A DRIFT 50 FT. LONG. WORKINGS ON JULY NO. 1 CLAIM CONSISTED OF SOME BULLDOZER CUTS (1943).

Comment (Geology): THE DEPOSIT OCCURS IN ONE OF SEVERAL DIKE LIKE PERIDOTITE BODIES THAT ARE NW TRENDING ACROSS CENTRAL TO SW TRINITY CO.


References

Reference (Production): CDMG BULL 134, PT. 1, CHAPT. 3, P. 172

Reference (Deposit): WELLS, F. G. AND HAWKES, H. E, 1965, CDMG BULL. 134, PART 1, CHAPT. 3, P. 172, 184


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