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USA | |
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| Anthony, John W., Williams, Sidney A., Bideaux, Richard A., Grant, Raymond W. (1995) Mineralogy of Arizona (3rd ed.) University of Arizona Press, Tucson, AZ. |
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| Luetcke, Rolf (n.d.) Personal communication. |
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| Rob Bowell, lab tested |
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| Robert Bowell and Rolf Luetcke |
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| "The Accidental Pocket" talk presented by Robert E. Walstrom at 2012 NCMA meeting. |
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| Ron Layton self collected |
- California Mining District (Chiricahua Mining District)
| Luetcke, Rolf (n.d.) Personal communication. |
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| Luetcke, Rolf (n.d.) Personal communication. |
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| Bob Jenkins |
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| MRDS database Dep. ID file #10039392, MRDS ID #M050019. |
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| Luetcke, Rolf (n.d.) Personal communication. |
- Dragoon District (Golden Rule District)
| Luetcke, Rolf (n.d.) Personal communication. |
- Tombstone Mining District
| Luetcke, Rolf (n.d.) Personal communication. |
- Contention-Grand Central Mine group
| Bob Meyer (2012) Micro Mineral Collector. Friends of Mineralogy National Newsletter 42:10-13
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 278. |
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| Rob Bowell, lab tested |
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| Luetcke, Rolf (n.d.) Personal communication. |
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| Georges Favreau collection |
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| Luetcke, Rolf (n.d.) Personal communication. |
- Turquoise Mining District (Courtland-Gleeson Mining District)
| Luetcke, Rolf (n.d.) Personal communication. |
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| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 278 |
Tranquility Mine, Contention-Grand Central Mine group, Tombstone Mining District, Cochise County, Arizona, USA