Mine detail: Lost Steer Mine

Previously called 'Lost Steers Group'

<< Back to the map

Location

Lat / long:

38.36854, -117.9465

Resource(M)

Primary:	Mercury
Tertiary:	Antimony
Ore:	Calomel, Cinnabar, Stibiconite, Stibnite
Gangue:	Barite, Bornite, Quartz
Orebody form:	IRREGULAR
Discovery year:	1913

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
Production years:	1916-1917, 1919, 1921-1922, 1934, 1941-1942

Geology

Host rock:	Dunlap Formation
Host type:	Limestone
Associated rock:	Interbedded Volcanic Rocks
Associated type:	Rhyolite,Andesite
Structure:	Lost Steers (Cinnabar Canyon) Thrust Fault ; Reg.Trends: Northerly, Lost Steers Thrust Fault
Tectonic:	Basin And Range
Alteration processes:	Replacement

References

MRDS	M055007
DEP	10040296
Reference	{Deposit:: BAILEY, E. H., U. S. GEOLOGICAL SURVEY, PERSONAL FILES}{Deposit:: BAILEY AND PHOENIX, 1944, QUICKSILVER DEPOSITS IN NEVADA: NBMG BULL. 41}{Deposit:: ROSS, 1961, GEOLOGY AND MINERAL DEPOSITS OF MINERAL COUNTY, NEVADA: NBMG BULL. 58}{Deposit:: HOLMES, 1965, MERCURY IN NEVADA: IN USBM IC 8252.}{Deposit:: 5) PHOENIX AND CATHCART, 1951, QUICKSILVER DEPOSITS IN THE SOUTHERN PILOT MOUNTAINS, MINERAL COUNTY, NEVADA: USGS BULL. 973 - D}{Production:: USBM UNPUB DATA}
Reporter	Gassaway, Judith S., Wong, George (Roberts, Ralph)