| Lat / long: | 32.78344, -109.25286 |
| Primary: | Manganese |
| Tertiary: | Gypsum-Anhydrite |
| Ore: | Psilomelane, Pyrolusite |
| Gangue: | Calcite, Gypsum, Limonite |
| Orebody form: | LENSES, STRINGERS |
| Discovery year: | 1917 |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Producer |
| First production started: | 1917 |
| 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 |
| MRDS | M002203 |
| DEP | 10027134 |
| 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} |
| Reporter | Gere, W., Calder, Susan R. |