Colorado · Jefferson County
Producer

Cressman Gulch

Jefferson County, Colorado, United States
BerylliumMicaFeldspar
⌖ Show on mapUSGS source ↗
Commodities
PrimaryBeryllium, Mica, Feldspar
Commodity typeB
Deposit
Deposit sizeY
Materials
Ore mineralsBeryl, Feldspar, Muscovite
Geology
Host rockGneiss
Economic & production
Development statusProducer
Identification
Deposit ID10016685
MRDS IDDC01854
RegionNA
Data scoreD
Coordinates39.79046, -105.24973
References
USBM MIN. EXAM. FILE, REPT. DATE 1/29/59USBM 1966, IC 8298, P. 27USGS COMMODITY FILE, GR III, REEL 31 DOCK. 9937, 1945, GR. III, REEL 32, DOCK. 10049, 1943, GR. III, REEL 40, DOCK. 12742, 1944CONSV. DIV. COMP. DATE, 3,64