The Niedra Group is a gold 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
Elevation: 4,701 Feet (1,433 Meters)
Commodity: Gold
Lat, Long: 41.10472, -122.89278
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.
Niedra Group MRDS details
Site Name
Primary: Niedra Group
Commodity
Primary: Gold
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: 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
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Not available
Materials
Ore: Gold
Gangue: Quartz
Comments
Comment (Workings): OVERBURDEN WAS HEAVY AND SEVERAL CUTS WASHED THROUGH IT BY GROUND SLUICING. THEY WERE 100-200 FT. LONG BY 40 FT. WIDE AND 20 FT. DEEP. WATER WAS TAKEN FROM TRIBUTARY OF UNION CREEK. THROUGH 600 FT. DITCH AND 300 FT. DITCH.
Comment (Geology): DIORITE DIKES INTRUDE ABRAMS MICA SCHIST AND SERPENTINE
Comment (Deposit): GOLD OCCURS NEAR INTRUSIVE CONTACTS
Comment (Deposit): 12 UNPATENTED CLAIMS ; INFO.SRC : 1 PUB LIT
Comment (Production): NO PRODUCTION RECORD FOUND. SOME GOLD WAS RECOVERED IN RIFFLE-SLUICES
References
Reference (Deposit): AVERILL, C.V., 1941, MINERAL RESOURCES OF TRINITY COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 37, NO. 1, P. 51
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.
