Montana · Beaverhead County
Producer
Hecla District
Beaverhead County, Montana, United States
Lead
Copper
Silver
Gold
Zinc
Manganese
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USGS source ↗
Description
William Spurr
Commodities
Primary
Lead, Copper, Silver, Gold
Secondary
Zinc
Tertiary
Manganese
Deposit
Deposit type
VEIN, REPLACEMENT
Deposit size
S
Ore control
PALEOZOIC DOLOMITIC LIMESTONE
Geology
Structure
GREAT FAULT, BASALT DIKES, NORMAL FAULTS, DOME WITH OVERTURNED FOLDS, THRUSTING, AND TEAR FAULTS.
Alteration
SERITICIZATION, OXIDATION
Economic & production
Development status
Producer
First production
1873
Last production
1965
Discovery year
1872
Identification
Deposit ID
60001667
MRDS ID
W006769
Alternate names
Hecla
Region
NA
Data score
D
Coordinates
45.60549, -112.92029
References
USGS BULL 574, P. 79-86.MBMG MEM 25.MBMG BULL 85, 1972.USGS PP 610, 1968.