Mine detail: Sylvia M Claims

Previously called ''

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Location

Lat / long:

33.20788, -109.38815

Resource(M)

Primary:	Manganese
Ore:	Pyrolusite, Wad
Gangue:	Quartz
Orebody form:	STRINGERS, IRREGULAR BUNCHES
Discovery year:	1953

Production

Operation type:	Unknown
Production size:	None
Development status:	Occurrence

Geology

Host rock:	Modoc Limestone;Morenci Shale
Host type:	Limestone
Structure:	Narrow Belts Of Carboniferous Limestone Surrounded By Tertiary Volcanic Flows, Limestone Beds Occupy Western End Of A Comparatively Narrow Belt Of Carboniferous Rocks That Extends Se To The Oliver Group Of Claims
Tectonic:	Transition Between Basin And Range And Colorado Plateau Provinces
Alteration processes:	Surface Oxidation To Unknown Depths

References

MRDS	M001670
DEP	10026996
Reference	{Deposit:: FARNHAM, L.L., STEWART, L.A., AND DELONG, C. W., 1961 , MANGANESE DEPOSITS OF EASTERN ARIZONA: U.S.B.M. INFORMATION CIRCULAR 7990 , P. 97 .}{Deposit:: USBM FILES, SYLVIA M. CLAIMS}{Deposit:: BENNETT, 1975, GEOLOGY AND ORIGIN OF THE BRECCIAS IN THE MORENCI-METCALF DISTRICT, GREENLEE COUNTY, ARIZONA; M.S. THESIS UNIVERSITY OF ARIZONA, 153 P.}
Reporter	Johnson, Kris H. (Creasey, S.C.), Calder, Susan R.