| Lat / long: | 31.6643, -111.38152 |
| Primary: | Tungsten |
| Tertiary: | Iron, Copper, Lead |
| Ore: | Bornite, Chalcopyrite, Galena |
| Gangue: | Pyrite, Quartz |
| Discovery year: | 1900 |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| First production started: | 1914 |
| Host type: | Volcanic Breccia (Agglomerate) |
| Associated type: | Granite |
| Structure: | Block Faulting., Vein Terminates At Intrusive Contact On Nw & At Ne - Sw Fault On Sw. |
| Tectonic: | Basin And Range. |
| Alteration processes: | Oxidation Extend S To 10-20 Ft. |
| MRDS | M050230 |
| DEP | 10039533 |
| Reference | {Deposit:: SHEIKH, A.M., 1970 LAS GUIJAS DISTRICT: ECON GEOL., V.65 NO. 7}{Deposit:: ARIZ DEPT OF MINERAL RESOURCES FILE DATA} |
| Reporter | Johnson, Maureen G., Rodriguez, Ignacio J. (Gest, Don E.) |