Michaud Prospect, Unorganized District, Custer Co., South Dakota, USA

Latitude: 43°41'20"N
Longitude: 103°43'8"W

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Commodities (Major) - Beryllium; (Minor) - Feldspar, Mica
Development Status: Past Producer
Host Rock: Schist, Pegmatite

Mineral List

Albite
Beryl

'Columbite-Tantalite'
Muscovite

Quartz
'Tourmaline'

6 entries listed. 4 valid minerals.

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References

REF:Deposit:: U. S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707, P. 198
Deposit:: USGS PP 247, P. 157.
Production:: USGS PP 247., P. 157; USBM INFO CIRC 7707, P. 198

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Copyright © Jolyon Ralph and Ida Chau 1993-2012. Jobs in South Dakota, USA Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
Current server date and time: 25th Jan 2012 18:30:30