Colorado · Boulder County
Producer
Little Bennie
Boulder County, Colorado, United States
Beryllium
Feldspar
Mica
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USGS source ↗
Commodities
Primary
Beryllium, Feldspar, Mica
Commodity type
B
Deposit
Deposit size
Y
Materials
Ore minerals
Beryl, Feldspar, Mica
Geology
Host rock
Granite
Economic & production
Development status
Producer
Identification
Deposit ID
10108336
MRDS ID
DC04744
Alternate names
Little Bonnie Mine
Region
NA
Data score
C
Coordinates
40.09349, -105.34239
References
USBM MINERAL EXAM. FILEUSGS BOULDER TOPO QUAD, 1957, 7 1/2 MINCONSV. DIV. COMP. DATE, 10,62