Idaho · Idaho County
Prospect
Mahan Prospect
Idaho County, Idaho, United States
Gold
Silver
Copper
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USGS source ↗
Description
Charles Mahan And Son
Commodities
Primary
Gold
Tertiary
Silver, Copper
Commodity type
M
Deposit
Deposit type
Vein
Deposit size
N
Orebody form
IRREGULAR FISSURE VEIN
Ore control
Fissure, Shear Zone
Materials
Ore minerals
Chalcopyrite, Malachite
Gangue
Magnetite, Quartz
Geology
Host rock
Syenite
Associated rock
Syenite · Ramey Ridge Equivalent-Syenite;Dikes-Lamprophyre, Rhyolite
Alteration
Fe Oxides; Silicification
Economic & production
Development status
Prospect
Discovery year
1907
Identification
Deposit ID
10071739
MRDS ID
W015277
Region
NA
Data score
B
Coordinates
45.21208, -115.26676
References
Cater, F. W., And Others, 1973, Mineral Resources Of The Idaho Primitive Area And Vicinity, Idaho: USGS Bulletin 1304, 431 PWFOC Mineral Property File No. 0160490452.