Mine detail: Blue Chalk Mine

Previously called ''

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Location

Lat / long:

39.70605, -113.19388

Resource(B)

Primary:	Beryllium
Tertiary:	Uranium, Fluorine-Fluorite
Ore:	Bertrandite
Orebody form:	BEDDED
Discovery year:	1961

Production

Operation type:	Unknown
Production size:	Large
Development status:	Past Producer
First production started:	1962

Geology

Host rock:	Sevy Dolomite
Host type:	Dolomite,Rhyolite
Associated rock:	Por. Rhyolitic Member Of Spor Mtn Formation (Host);Umio Stratified Tuff Member Of Topaz Mtn. Rhyolite;Beryllium Tuff Member Of Spor Mtn Formation (Host)
Associated type:	Rhyolite
Structure:	Basin & Range, Northeast Trending Normal Fault.
Tectonic:	Sevier Orogenic Belt
Alteration processes:	Argillite-Feldspar, Montmorillonite

References

MRDS	M057582
DEP	10041801
Reference	{Analytical Data:: SRC.REF: CRIB FILE}{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:: COCHRAN, K.L., 1952, FLUORSPAR RESOURCES OF CALIF., NEV., UTAH, IDAHO, & COLORADO ADJACENT & TRIBUTARY TO FACILITIES OF THE UNION PACIFIC RR CO: UPRC, LOS ANGLES CALIF., 78 P.}{Deposit:: 1979 GEOLMAP LINDSEY, D.A., USGS MAP-I-1176}{Production:: EVERTS, M.L., 1980, ON SITE INVESTIGATION: UTAH GEOL. AND MINERAL SURVEY}
Reporter	Wong, George (Tooker, Ed), Everts, Mike L.