| Lat / long: | 33.07454, -109.36593 |
| Primary: | Copper |
| Secondary: | Iron |
| Tertiary: | Gypsum-Anhydrite |
| Ore: | Brochantite, Chalcocite, Chalcopyrite, Cuprite, Gypsum, Malachite, Pyrite |
| Gangue: | Epidote, Kaolin, Limonite, Pyroxene |
| Orebody form: | TABULAR |
| Discovery year: | 1872 |
| Operation type: | Unknown |
| Deposit type: | Contact Metamorphic |
| Production size: | Small |
| Development status: | Past Producer |
| First production started: | 1882 |
| Last production ended: | 1920 |
| Host rock: | Modoc Limestone;Morenci Shale |
| Host type: | Shale,Limestone |
| Associated rock: | Morenci Granite Porphyry;Coronado Quartzite |
| Associated type: | Quartz Monzonite,Plutonic Rock |
| Structure: | Copper Mountain Fault Separates Rich Disseminated Chalcocite Ore From Barren Porphyry, Ore Bodies Are Contained Between 2 Porphyry Dikes About 400 To 500 Ft Apart (Joy Dike And Hummingbird Dike) |
| Tectonic: | Complex Copper Mountain Fault System With Substantial Vertical Displacement. Fault Blocks Generally Downthrown To Ne. |
| Alteration processes: | Oxidation To Depths Of 400 Ft, Facilitated By Richness Of Sulfides In Ore Body And Good Exposure To Percolating Waters; Modoc Limestone Has Been Greatly Altered To Heavy Garnet |
| MRDS | M800423 |
| DEP | 10104152 |
| Reference | {Deposit:: ABGMT-USBM FILE DATA}{Deposit:: BLM DISTRICT SHEET 840.}{Deposit:: ARIZONA BUREAU OF MINES BULLETIN 149, P. 15.}{Deposit:: WATT, ROBERTA, 1956, HISTORY OF MORENCI ARIZONA, M.A. THESIS, UNIVERSITY OF ARIZONA}{Deposit:: BENNETT, K-C, 1975, GEOLOGY AND ORIGIN OF THE BRECCIAS IN THE MORENCI-METCALF DISTRICT, GREENLEE COUNTY, ARIZONA: TUCSON, ARIZONA, M.S. THESIS, UNIVERSITY OF ARIZONA, 153 P.}{Other Database:: CIMRI} |
| Reporter | Orris, Greta J., Calder, Susan R. |