Colorado · Douglas County
Occurrence

Helmer Bros.

Douglas County, Colorado, United States
Fire Clay (Refractory)
⌖ Show on mapUSGS source ↗
Commodities
PrimaryFire Clay (Refractory)
Commodity typeN
Deposit
Deposit sizeN
Economic & production
Development statusOccurrence
Identification
Deposit ID10017226
MRDS IDDC03104
RegionNA
Data scoreD
Coordinates39.44183, -105.06356
References
USBM RI 5553, 1959, P. 56-57USGS BULL 1102, 1961, PL. 1COLO. BUREAU OF MINES, 1945, LIST OF OPERATING MINES, MILLS, ETC.CONSV. DIV. COMP. DATE, 2,62