| Lat / long: | 31.43403, -110.72678 |
| Primary: | Copper |
| Ore: | Chalcocite, Chalcopyrite, Pyrite, Tetrahedrite |
| Gangue: | Epidote |
| Orebody form: | ROUGHLY BANDED |
| Operation type: | Unknown |
| Deposit type: | Replacement |
| Production size: | Small |
| Development status: | Producer |
| Host rock: | Bisbee Formation |
| Host type: | Quartzite,Conglomerate,Limestone |
| Associated type: | Rhyolite |
| Structure: | Rhyolite Forms Dikes And Intrusive Sheets In Limestone, Sedimentary Beds Strike Approximately N-S And Dip 65-70 W |
| Tectonic: | Ux Ranch Fault Block |
| Alteration processes: | Replacement Of Cretaceous Sediments By Secondary Copper Minerals |
| MRDS | M899933 |
| DEP | 10048346 |
| Reference | {Deposit:: SCHRADER, FRANK C., 1915, MINERAL DEPOSITS OF THE SANTA RITA AND PATAGONIA MOUNTTAINS, ARIZONA; USGS BULLETIN 582, P. 307-308}{Deposit:: USBM FILES, ENDLESS CHAIN MINE}{Deposit:: KEITH, STANTON B., 1975, INDEX OF MINING PROPERTIES IN SANTA CRUZ COUNTY, ARIZONA; ARIZONA BUREAU OF MINES BULLETIN 191, P. 79}{Deposit:: ABGMT FILES, STANTON B, KEITH}{Deposit:: SIMONS, FRANK S., 1974, GEOLOGIC MAP AND SECTIONS OF THE NOGALES AND LOCHIEL QUADRANGLES, SANTA CRUZ COUNTY, ARIZONA; USGS MAP I-762 (1:48000)} |
| Reporter | Calder, Susan R. |