Mine detail: Birthday Mine

Previously called 'Wootan & Mccown'

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Location

Lat / long:

41.34544, -118.32849

Resource(M)

Primary:	Mercury
Ore:	Cinnabar, Mercury
Gangue:	Calcite, Chalcedony
Orebody form:	TABULAR
Other material:	Pyrite
Discovery year:	1936

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
Production years:	1938-1943
First production started:	1938

Geology

Host rock:	Tuff And Conglomerate
Host type:	Diabase
Associated rock:	Diabase Dikes;Basalt
Associated type:	Diabase
Structure:	Major North-Trending, Steep-Dipping Faults In Area. ; Reg.Trends: Nne, Shearing Parallel To Dike Wall; Faults Offset Dike
Tectonic:	Basin And Range
Alteration processes:	Intense: Feldspars To Clay; Leached Ferroma *

References

MRDS	M055029
DEP	10040314
Reference	{Deposit:: ROBERTS, R.J., 1940, QUICKSILVER DEPOSITS OF THE BOTTLE CREEK DISTRICT, HUMBOLDT CO., NEV; U.S.G.S. BULLETIN 922-AA F2 BAILEY, E.H., & PHOENIX, D.A., 1944, QUICKSILVER DEPOSITS IN NEVADA; NEV. BUREAU OF MINES BULL 41.}{Deposit:: BAILEY AND PHOENIX, 1944, QUICKSILVER DEPOSITS IN NEVADA: NBMG BULL. 41}{Deposit:: WILLDEN, R, 1964, GEOLOGY AND MINERAL DEPOSITS OF HUMBOLDT CO. NEV; NEV. BUREAU OF MINES BULL 59.}{Deposit:: BENSON, W.T., 1956, INVESTIGATION OF MERCURY DEPOSITS IN NEVADA AND IN MALHEUR CO., OREG: U.S.B.M. REPT. INV. 5285}{Production:: BAILEY, E.H., AND PHOENIX, D.A., 1944}
Reporter	Bergquist, Joel R., Lapointe, D. D.