Colorado · Boulder County
Producer
Marshal Or Langford Surface Iron
Boulder County, Colorado, United States
Iron
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USGS source ↗
Commodities
Primary
Iron
Commodity type
M
Deposit
Deposit size
Y
Materials
Ore minerals
Limonite, Siderite
Geology
Host rock
Coal
Economic & production
Development status
Producer
Production years
1873
Identification
Deposit ID
10017364
MRDS ID
DC03346
Region
NA
Data score
D
Coordinates
39.96443, -105.21114
References
U.S. BUREAU OF MINES MINERAL EXAM. FILECONSV. DIV. COMP. DATE, 1,62