Mine detail: Grand National Mining Co

Previously called ''

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Location

Lat / long: 41.21262, -122.72944

Resource(M)

Primary: Gold
Gangue: Quartz

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer

Geology

Host type:Diorite,Hornblendite
Associated type:Diorite,Hornblendite

References

MRDSX025895
DEP10106546
Reference{Deposit:: AVERILL, C.V., 1941, MINERAL RESOURCES OF TRINITY COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 37, NO. 1, P. 38}{Deposit:: SOUTHERN PACIFIC COMPANY, 1964, MINERALS FOR INDUSTRY, NORTHERN CALIFORNIA, V2, P. 135}{Production:: AVERILL (1937)}
ReporterNelson, Scott C. (Albers, John, P.)