Mine detail: Big Tree

Previously called 'Mas 2'

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Location

Lat / long:

37.80193, -111.2313

Resource(M)

Primary:	Uranium
Orebody form:	TABULAR
Discovery year:	1954

Production

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

Geology

Host rock:	Shinarump Member-Chinle Formation;Moenkopi Formation
Host type:	Siltstone,Sandstone
Structure:	Circle Cliffs Anticlinal Upwarp, West Flank Of Anticline
Tectonic:	Stable Platform

References

MRDS	DB00584
DEP	10088097
Reference	{Deposit:: DAVIDSON, E. S., 1967 , GEOLOGY OF THE CIRCLE CLIFFS AREA, GARFIELD AND KANE COUNTIES, UTAH: US GEOLOGICAL SURVEY, BULL. 1229 .}{Deposit:: DOELLING, H. H., 1967 , URANIUM DEPOSITS OF GARFIELD COUNTY, UTAH: UTAH GEOL. AND MINERAL SURVEY SPECIAL STUDIES 22 .}{Deposit:: DOELLING, H. H., 1975 , GEOLOGY AND MINERAL RESOURCES OF GARFIELD COUNTY, UTAH: UTAH GEOL. AND MINERAL SURVEY BULL. 107 .}{Deposit:: 1967 GEOLMAP DAVIDSON, USGS BULL. 1229}{Deposit:: 1973 RECON UGMS FOR USBM - MAS}
Reporter	Doelling, Hellmut H.