Mine detail: Gelder Mine

Previously called 'NBMG Sample Site 1431'

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Location

Lat / long:

37.94163, -114.47862

Resource(M)

Primary:	Gold, Silver, Lead
Secondary:	Copper, Zinc
Tertiary:	Manganese, Arsenic, Antimony
Ore:	Chalcopyrite, Malachite, Sphalerite, Tetrahedrite
Gangue:	Psilomelane, Pyrite, Quartz

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1925

Geology

Host rock:	Pioche Shale, Prospect Mountain Quartzite;Lyndon Limestone
Host type:	Quartzite,Shale,Limestone
Structure:	Bedding Plane Shear Zone, Slickensides
Alteration processes:	Argillic, Bleaching, Silicification

References

MRDS	M241563
DEP	10046409
Reference	{Deposit:: SMITH, P. AND BENTZ, J., 1983, FIELD EXAMINATION REPORT ON AUG. 24, 1983.}{Deposit:: USGS PP 171}{Deposit:: USGS PP 469}{Deposit:: USGS MAP MF-136.}
Reporter	La Pointe, D.D. (Tingley, J.V.)