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USA | |
| Smith, Arthur E. (1991) Texas Mineral Locality Index. Rocks & Minerals, 66 (3) 196-224 doi:10.1080/00357529.1991.11761622 |
| BEG Min Res Circ 73 |
| Smith, Arthur E. (1991) Texas Mineral Locality Index. Rocks & Minerals, 66 (3) 196-224 doi:10.1080/00357529.1991.11761622 |
| BEG Min Res Circ 73 |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. Rocks & Min.:12:326,328. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. BEG Min Res Circ 73 |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. BEG Min Res Circ 73 |
| BEG Min Res Circ 73 |
| Smith, Arthur E. (1991) Texas Mineral Locality Index. Rocks & Minerals, 66 (3) 196-224 doi:10.1080/00357529.1991.11761622 Origlieri, Marcus (1990) Famous Mineral Localities: Terlingua, Texas. The Mineralogical Record, 21 (3) 221-234 |