Description
Ben Billingsley
Commodities
PrimaryManganese
Commodity typeM
Deposit
Deposit sizeS
WorkingsSurface/Underground
Orebody formLENSES, IRREGULAR MASSES
Ore controlNe-Trending, Steeply Dipping Faults Cutting Limestone Beds; Ore Occurs Within Fault Zone In Erratically Destributed Lenses And Irregular Masses
Materials
Ore mineralsPsilomelane, Pyrolusite
Geology
Host rockLimestone · Modoc Limestone;Morenci Shale
StructureNarrow Belts Of Carboniferous Limestone Surrounded By Tertiary Volcanic Flows, Limestone Beds Occupy Eastern End Of A Comparatively Narrow Belt Of Carboniferous Rocks That Extends Westward For Several Miles
Tectonic settingTransition Between Basin And Range And Colorado Plateau Provinces
AlterationSurface Oxidation To Unknown Depths
Economic & production
Development statusProducer
First production1955
Discovery year1955
Identification
Deposit ID10027003
MRDS IDM001690
RegionNA
Data scoreB
Coordinates33.19788, -109.37009
References
FARNHAM, L.L., STEWART, L.A., AND DELONG, C.W., 1961 , MANGANESE DEPOSITS OF EASTERN ARIZONA: U.S.B.M. INFORMATION CIRCULAR 7990 , P. 96 .USBM FILES, OLIVER GROUP OF CLAIMSBENNETT, 1975, GEOLOGY AND ORIGIN OF THE BRECCIAS IN THE MORENCI-METCALF DISTRICT, GREENLEE COUNTY, ARIZONA: M.S. THESIS UNIVERSITY OF ARIZONA, 153 P.U.S.B.M. I.C. 7990 , P. 96 .