Mine detail: Jumbo-Morovoratz Mine

Previously called 'Patented Claims: Morovoratz, MS 88Morovoratz, MS 91Jumbo, MS 19879'

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Location

Lat / long:

37.35473, -108.08009

Resource(M)

Primary:	Silver, Gold
Secondary:	Copper, Lead
Ore:	Chalcopyrite, Gold
Gangue:	Quartz
Discovery year:	1875

Production

Operation type:	Unknown
Deposit type:	Vein
Production size:	Small
Development status:	Past Producer
First production started:	1875
Last production ended:	1932

Geology

Host rock:	Entrada Sandstone;Pony Express Limestone Member Of Wanakah Formation
Host type:	Sandstone,Limestone
Associated rock:	Porphyritic Rocks--Diorite-Monzonite Porphyry
Associated type:	Diorite
Structure:	San Juan Uplift, Four Corners Platform, La Plata Dome, May Day-Idaho Fault System
Tectonic:	Central Cordillera (Southern Rocky Mtns)
Alteration processes:	Alteration Of Cu Sulfide

References

MRDS	D010829
DEP	10101872
Reference	{Deposit:: ECKEL, E.B., AND OTHERS, 1949, GEOLOGY AND ORE DEPOSITS OF THE LA PLATA DISTRICT, COLORADO: USGS PROF. PAPER 219, P. 69-70, 132, PL. 23.}{Deposit:: COLORADO DIV. MINES INF. REPTS.}{Deposit:: BLM MINERAL SURVEYS MS 88, 91, 19879}{Production:: ECKEL AND OTHERS, 1949, P. 132 (AS COMPILED FROM USBM RECORDS)}
Reporter	Schwochow, Stephen D.