Mine detail: Denton Mine

Previously called 'Black Butte MineThurston and Hardy MineGodfrey MineSanders Manganese Mine'

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Location

Lat / long: 32.78344, -109.25286

Resource(B)

Primary: Manganese
Tertiary: Gypsum-Anhydrite
Ore: Psilomelane, Pyrolusite
Gangue: Calcite, Gypsum, Limonite
Orebody form: LENSES, STRINGERS
Discovery year: 1917

Production

Operation type: Unknown
Production size: Small
Development status: Producer
First production started: 1917

Geology

Host type:Rhyolite,Basalt
Associated rock:Tertiary Volcanic Flows
Associated type:Volcanic Rock (Aphanitic)
Structure:Steep Northerly Trending Zones Of Shearing And Brecciation In Brownish Red Basalt Overlain By Light Pink Rhyolite, 2 Roughly Parallel Shear Zones Separated By Highly Altered Basalt Of Varying Thickness; Manganese Deposits Confined To Basalt
Tectonic:Summit Of Peloncillo Mountains; Gentle Sloping Ridges Descending To Detritus-Filled Whitlock Valley
Alteration processes:Basalt Is Extensively Decomposed And Is Altered In The Shear Zones To A Crunbly And Clayey Material; Cavitites And Vesicles Of Basalt Are Filled With A White Mineral Of Secondary Origin; Surface Oxidation To Unknown Depths

References

MRDSM002203
DEP10027134
Reference{Deposit:: JONES, E.L. JR. AND RANSOME, F.L., 1920 , DEPOSITS OF MANGANESE ORE IN ARIZONA: U.S.G.S. BULLETIN 710-D, P. 130.}{Deposit:: WILSON, E.D. AND BUTLER, G.M., 1930 , MANGANESE ORE DEPOSITS IN ARIZONA: ARIZONA BUREAU OF MINES BULLETIN 127 , P. 62.}{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. 99.}{Deposit:: USBM FILES, DENTON CLAIMS.}{Deposit:: ARIZONA DEPT OF MINERAL RESOURCES FILE DATA; DENTON MINE (SANDERS; THURSTON AND HARDY); HARDY MINE, BLACK BUTTE MINE.}{Deposit:: ABGMT CLIPPINGS FILE; DENTON MANGANESE MINE, HARDY MINE, SANDERS MINE, THURSTON MANGANESE PROPERTY.}{Production:: U.S.G.S. BULLETIN 710-D; U.S.B.M. I.C. 7990}
ReporterGere, W., Calder, Susan R.