| Lat / long: | 29.31829, -103.62047 |
| Primary: | Mercury |
| Ore: | Cinnabar |
| Gangue: | Calcite, Clay, Gypsum, Marcasite, Pyrite |
| Orebody form: | IRREGULAR |
| Discovery year: | 1897 |
| Operation type: | Unknown |
| Production size: | Medium |
| Development status: | Past Producer |
| Production years: | 1903-37, 1943 |
| First production started: | 1903 |
| Last production ended: | 1943 |
| Host rock: | Santa Elena Shale;Del Rio;Buda;Boquillas |
| Host type: | Shale,Limestone,Volcanic Breccia (Agglomerate) |
| Associated type: | Latite |
| Structure: | Asymmetric Terlingua Anticline |
| Alteration processes: | Deuteric Alteration Of Soda Latite? Sills, Kaolinization Of Del Rio Clay |
| MRDS | M055147 |
| DEP | 10040391 |
| Reference | {Deposit:: BAILEY, E.H., USGS, PERSONAL FILES.}{Deposit:: CHESTER, J.W., 1965, MERCURY IN TEXAS: USBM IC 8252}{Deposit:: USGS PP 312}{Deposit:: TX BEG MRC-73, P. 19.}{Deposit:: 1943 DIREXPL USBM, ONLY ONE DRILL HOLE PENETRATED LOW GRADE ORE}{Deposit:: FIELD WORK BY C.P. ROSS AND OTHERS, 1934.}{Deposit:: FIELD WORK BY R.G. YATES, J.F. MCALLISTER, AND G.A. THOMPSON, 1942-45.}{Other Database:: CIMRI}{Production:: (1) USBM DATA (2) CHISOS MINING CO. DATA} |
| Reporter | Bergquist, Joel R., Long, Keith R. |