Montana · Lewis and Clark County
Producer
Helena Limestone Mine
Lewis and Clark County, Montana, United States
Limestone
General
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USGS source ↗
Commodities
Primary
Limestone, General
Commodity type
N
Deposit
Deposit size
Y
Materials
Ore minerals
Limestone
Geology
Structure
Boulder Batholith
Economic & production
Development status
Producer
Identification
Deposit ID
10108518
MRDS ID
DC11506
Region
NA
Data score
D
Coordinates
46.58018, -112.05227
References
MONT. B.M. AND GEOL. MEM. 39, 1949, P. 38