Mine detail: Dorothy V Prospect

Previously called ''

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Location

Lat / long:

43.75802, -103.6414

Resource(B)

Primary:	Mica
Secondary:	Beryllium
Ore:	Beryl, Biotite, Muscovite
Gangue:	Microcline, Plagioclase, Quartz, Tourmaline

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer

Geology

Host type:	Schist
Associated type:	Pegmatite
Structure:	Schist Inclusions, Associated With Quartz Masses, Cut The Pegmatite Diagonally
Alteration processes:	Air Stained

References

MRDS	SD02526
DEP	10055776
Reference	{Deposit:: USBM INFO CIRC 7707, P. 118.}{Deposit:: USGS PP 247, P. 100.}
Reporter	Barari, Rachel A.