Mine detail: Study Butte Mine

Previously called 'Big BendTexas-Almaden'

<< Back to the map

Location

Lat / long:

29.32273, -103.52769

Resource(M)

Primary:	Mercury
Ore:	Cinnabar
Gangue:	Alunite, Calcite, Jarosite, Marcasite, Pyrite
Discovery year:	1902

Production

Operation type:	Unknown
Production size:	Medium
Development status:	Past Producer
Production years:	1903-1905, 1915-20, 1928-34, 1936, 1944, EARLY 197 *
First production started:	1903
Last production ended:	1972

Geology

Host rock:	Pen
Host type:	Shale
Structure:	Asymmetric Terlingua Anticline
Alteration processes:	Shale Baked Along Contact With Intrusive Syenite

References

MRDS	M055143
DEP	10040389
Reference	{Deposit:: BAILEY, E.H., USGS, PERSONAL FILES.}{Deposit:: CHESTER, J.W., 1965, MERCURY IN TEXAS: USBM IC 8252}{Deposit:: USGS PP 312}{Deposit:: TX BEG MRC-73, P. 20.}{Deposit:: 1958 DIREXPL DMEA}{Deposit:: FIELD INVESTIGATIONS BY C.P. ROSS AND OTHERS 1934.}{Deposit:: FIELD INVESTIGATIONS BY R.G. YATES, J.F. MCALLISTER, AND G.A. THOMPSON 1942-1945.}{Other Database:: CIMRI}{Production:: USBM DATA}
Reporter	Bergquist, Joel R., Long, Keith R.