Mine detail: North End Prospect

Previously called ''

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Location

Lat / long:

39.73494, -113.22276

Resource(B)

Primary:	Beryllium
Secondary:	Fluorine-Fluorite, Uranium
Ore:	Bertrandite
Gangue:	Fluorite
Discovery year:	1959

Production

Operation type:	Unknown
Deposit type:	Replacement
Production size:	Medium
Development status:	Past Producer

Geology

Host type:	Sandstone,Tuff,Volcanic Breccia (Agglomerate)
Structure:	Spor Mtn Is An Up-Lifted Fault Block That Has Been Lifted Trap-Door Fashion With Hinge On East., A North Trending Fault System That Cuts Spor Mtn, Including The Thomas Caldera Ring Fracture
Tectonic:	Sevier Orogenic Belt
Alteration processes:	Argillite, Dioctahedral Smectite, Sericite

References

MRDS	M057586
DEP	10041805
Reference	{Deposit:: BULLOCK, K C, 1976, FLUORITE OCCURRENCES IN UTAH: UTAH GEOL & MINERAL SURVEY BULL 110}{Deposit:: STAATZ, M H, & OSTERWALD, F W, 1959, GEOLOGY OF THE THOMAS RANGE FLUORSPAR DISTRICT, JUAB COUNTY: USGS BULL. 1069}{Deposit:: STAATZ, M H, AND CARR, W J, 1964, GEOLOGY AND MINERAL DEPOSITS OF THE THOMAS & DUGWAY RANGES, JUAB-TOOELE CO, UT: USGS PP 415}{Deposit:: STAATZ, M H, AND WILMARTH, V R, & BAUER, H L, JR, 1951, RADIOACTIVE FLUORITE IN THE THOMAS RANGE, JUAB CO, UT: USGS TEI #136, 88 P.}{Deposit:: 1959 RECON STAATZ, USGS BULL 1069}{Deposit:: 1964 RECON STAATZ, USGS PP 415}{Deposit:: 1979 GEOLMAP LINDSEY, USGS MAP I-1176}{Production:: EVERTS, M L, 1980, ON SITE INVESTIGATION: UTAH GEOL AND MIN SUR}
Reporter	Everts, Mike L., Wong, George (Tooker, Ed)