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USA | |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 239 Galbraith, F.W. (1947), Minerals of AZ, AZ Bur. of Mines Bull. 153: 13. Guild, F.N. (1910), The mineralogy of Arizona, The Chemical Publishing Co., Easton, PA |
| Anthony, John W., Williams, Sidney A., Bideaux, Richard A., Grant, Raymond W. (1995) Mineralogy of Arizona (3rd ed.) University of Arizona Press, Tucson, AZ. |
| Galbraith, F.W. (1947), Minerals of AZ, AZ Bur. of Mines Bull. 153: 13. |
- California Mining District (Chiricahua Mining District)
| Luetcke, Rolf (n.d.) Personal communication. |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 239 Galbraith, F.W. (1947), Minerals of AZ, AZ Bur. Mines Bull. 153: 13. |
| Wilson, E.D., et al (1934), Arizona Bureau of Mines Bull. 137: 117-118. |
| Wilson, E.D., et al (1934), AZ Bur. Mines Bull. 137: 118-119. |
| Keith, Stanton B. (1973), Arizona Bureau of Geology & Mineral Technology, Geol. Sur. Branch Bull. 187, Index of Mining Properties in Cochise Co., AZ: 61 (Table 4) Wilson, E.D., et al (1934), AZ Bur. Mines Bull. 137: 119-120. |
| Keith, Stanton B. (1973), Arizona Bureau of Geology & Mineral Technology, Geol. Sur. Branch Bull. 187, Index of Mining Properties in Cochise Co., AZ: 61 (Table 4). |
| Keith, Stanton B. (1973), Arizona Bureau of Geology & Mineral Technology, Geol. Sur. Branch Bull. 187, Index of Mining Properties in Cochise Co., AZ: 61 (Table 4). |
| Keith, Stanton B. (1973), Arizona Bureau of Geology & Mineral Technology, Geol. Sur. Branch Bull. 187, Index of Mining Properties in Cochise Co., AZ: 61 (Table 4). |
| Elevatorski, E.A. (1978), Arizona Industrial Minerals, Arizona Department of Mineral Resources, Minerals Report No. 2: 17. MRDS database Dep. ID file #10183634, MAS ID #0040030734. |
| Gilluly, J. (1956), General geology of central Cochise Co., AZ, USGS PP 281: 82. |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 239. |
El Tigre Mine, California Mining District, Chiricahua Mountains, Cochise County, Arizona, USA