Mine detail: Mariposa Mine

Previously called 'California Mountain'

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Location

Lat / long:

29.31662, -103.69464

Resource(M)

Primary:	Mercury
Ore:	Cinnabar
Orebody form:	IRREGULAR
Discovery year:	1884

Production

Operation type:	Unknown
Production size:	Medium
Development status:	Past Producer
Production years:	1895-1903, 1905, 1907-1910, 1916-1919, 1923-30, 1931-45
First production started:	1895
Last production ended:	1945

Geology

Host rock:	Santa Elena Limestone;Del Rio Clay
Host type:	Clay, Mud,Limestone
Associated type:	Trachyte,Basalt

References

MRDS	M055145
DEP	10088610
Reference	{Deposit:: BAILEY, E.H., USGS, PERSONAL FILES}{Deposit:: CHESTER, J.W., 1965, MERCURY IN TEXAS: USBM IC 8252}{Deposit:: USGS PP 312, 114 P.}{Deposit:: TX BEG MRC-73, P.22-23.}{Deposit:: EXAMINED BY C.P. ROSS AND OTHERS, 1934}{Deposit:: EXAMINED BY R.G. YATES AND OTHERS, 1942-1945}{Other Database:: CIMRI}{Production:: (1) USBM DATA (2,3) TX BEG DATA (4) MINES HANDBOOK V. 17}{Reserve-Resource:: COPPER HANDBOOK V. 14}
Reporter	Bergquist, Joel R., Long, Keith R.