Mine detail: Delta Mine

Previously called 'Hidden Splendor'

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Location

Lat / long:

38.56525, -110.94963

Resource(M)

Primary:	Uranium
Secondary:	Vanadium
Ore:	Boltwoodite, Carnotite, Torbernite, Uraninite, Zippeite
Gangue:	Goethite, Gypsum, Hematite, Malachite, Pyrite, Quartz
Orebody form:	TABULAR - BLANKET
Discovery year:	1952

Production

Operation type:	Unknown
Production size:	Large
Development status:	Past Producer
First production started:	1952

Geology

Host rock:	Chinle Formation-Monitor Butte Member
Host type:	Mudstone,Sandstone
Structure:	San Rafael Swell, North - South Trending Fractures
Tectonic:	Stable Platform
Alteration processes:	Bleaching In Sandstone, Mudstone

References

MRDS	W018774
DEP	10089343
Reference	{Deposit:: HAWLEY, C. C., AND OTHERS, 1968, GEOLOGY, ALTERED ROCKS OF THE SAN RAFAEL SWELL, EMERY COUNTY, UTAH, USGS BULL. 1239}{Deposit:: KEYS, W. S., 1954, THE DELTA MINE, SAN RAFAEL SWELL, EMERY COUNTY, UTAH; US AEC, RME 59}{Deposit:: GRUNER, S. W., AND GARDINER, L., 1952, US AEC RMO-566}{Deposit:: 1952 COMPILE US AEC RME}{Deposit:: 1954 COMPILE US AEC RME}{Deposit:: 1956 COMPILE ISACHSEN, Y. W., PROFESSIONAL PAPER}{Deposit:: 1968 COMPILE HAWLEY, C. C., BULLETIN}{Production:: UGMS STUDY 1973}{Reserve-Resource:: TRIMBLE, L. M., 1977}
Reporter	Trimble, Larry M.