Mine detail: Grand Trunk

Previously called ''

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Location

Lat / long: 44.81513, -118.27827

Resource(M)

Primary: Silver, Gold
Ore: Pyrite
Gangue: Quartz

Production

Operation type: Unknown
Deposit type: Vein
Production size: Yes
Development status: Past Producer

Geology

Host rock:Elkhorn Ridge Argillite
Host type:Argillite
Associated rock:Bald Mountain Batholith
Associated type:Diorite

References

MRDSM015083
DEP10033132
Reference{Deposit:: PARDEE, J. R., AND HEWETT, D. F., 1916 , GEOLOGY AND MINERAL RESOURCES OF THE SUMPTER QUAD.: ORE. BUR. OF MINES AND GEOL., MINERAL RESOURCES OF OREGON, V. 1 , NO. 6 , P. 97 .}{Deposit:: LINDGREN, W., 1901, GOLD BELT OF THE BLUE MOUNTAINS OF EASTERN OREGON, USGS ANN. REPORT NO. 2, P.669.}
ReporterLee, W., Bradley, Robin (Walker, George W.), Gray, Jerry J.