Mine detail: Dewey Sulphur Mine

Previously called 'Sulfur CanyonLloyd Ranch Sulfur Deposit No. 1'

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Location

Lat / long:

42.64662, -111.51221

Resource(N)

Primary:	Sulfur
Gangue:	Gypsum
Orebody form:	IRREGULAR, STREAKS

Production

Operation type:	Underground
Production size:	Small
Development status:	Past Producer
First production started:	1901

Geology

Host rock:	Madison Limestone;Park City Formation-Quartzite, Shale, Sandstone;Dinwoody Formation-Shale;Salt Lake Formation-Tuff, Limestone, Quartzite
Host type:	Quartzite,Limestone,Tuff
Alteration processes:	Oxidation

References

MRDS	W026097
MAS	160290002
DEP	10105959
Reference	{Deposit:: Staley, W. W., And Prater, L. S., 1945 , Sulfur In Idaho: Idaho Bureau Of Mines And Geology Mineral Resources Report No. 2 , 7 P.}{Deposit:: Richards, R. W., And Bridges, J. H., 1911 , Sulphur And Pyrite - Sulpher Deposits Near Soda Springs, Idaho, In Contributions To Economic Geology 1910 , Pt. 1 : USGS Bulletin 470 , P. 499 - 504}{Deposit:: Armstrong, F. C., 1969 , Geologic Map Of The Soda Springs Quadrangle, Southeastern Idaho: USGS Misc. Geol. Inv. Map I - 557}{Production:: Richards, R. W., And Bridges, J. H., 1911 : USGS Bulletin 470 , P. 499 - 504}
Reporter	Matthews, John Y.; Miller, Pat, Western Field Operations Center (WFOC)