Mine detail: Western Utah Extension Mine

Previously called 'Helmet Claim'

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Location

Lat / long:

40.15687, -113.80945

Resource(M)

Primary:	Silver, Copper
Secondary:	Gold
Tertiary:	Iron, Arsenic
Ore:	Chrysocolla, Olivenite, Pyrite, Sphalerite, Tenorite
Orebody form:	TABULAR

Production

Operation type:	Unknown
Production size:	Yes
Development status:	Past Producer

Geology

Associated rock:	Gold Hill Stock
Associated type:	Diorite
Structure:	Basin And Range, Fault (N20w, W) With About 40 Ft Of Throw
Alteration processes:	Sevier Orogenic Belt

References

MRDS	DC15162
DEP	10021180
Reference	{Analytical Data:: SRC.REF: NOLAN, T.B., 1935, THE GOLD HILL MINING DISTRICT, UTAH, USGS PP 117, P. 146}{Deposit:: NOLAN, T.B., 1935, THE GOLD HILL MINING DISTRICT, UTAH, USGS PP 177, P. 146-147}{Deposit:: USBM, 1976, MINERALS AVAILABILITY SYSTEMS REPORT}{Deposit:: 1935 GEOLMAP NOLAN PROF. PAPER 177, PL. 2}{Deposit:: 1935 MINEMAP NOLAN, T.B., PROF. PAPER 177, P. 146}{Production:: NOLAN, T.B., 1935, THE GOLD HILL MINING DISTRICT UTAH, USGS PP 177, P.146-147}{Reserve-Resource:: MESSENGER, H.M. III, 1981, ON SITE INVESTIGATION: UTAH GEOL. AND MINERAL SURVEY}
Reporter	Unknown, Messenger, Harold M. III