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USA | |
- Quartz Creek Pegmatite Mining District
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
- White Earth Mining District (Powderhorn Mining District)
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
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| Rudy Bolona |
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| Specimen in collection of Andrew Kruegel |
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| Fred Davis - home.att.net/~fedavis/Main/Page_109.html |
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| King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey. |
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| Buchholz, T.W., A.U. Falster & W.B. Simmons (2014), Accessory Mineralogy of an Evolved Dickinson County, Michigan, Pegmatite, a presentation before the 41st. Rochester Mineralogical Symposium, April 25, 2014. |
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| Buchholz, T.W., Falster, A.U. and Simmons, W.B. (2013) Accessory mineralogy of the Black River pegmatite and Humboldt granite, Marquette County, Michigan. The 40th Rochester Mineralogical Symposium, Contributed Papers in Specimen Mineralogy, 9-10. |
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| Foord, Eugene E., Gordon, Harvey M., Soregaroli, Arthur E. (1999) The Zapot Pegmatite, Mineral County, Nevada. The Mineralogical Record, 30 (4) 277-292 |
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| Buchholz, Thomas W., Falster, Alexander U. and Simmons, Wm. B. (2016) Pegmatite Mineralogy of the Waterloo Quarry, Southern Wisconsin, USA. in Second Eugene E. Foord Pegmatite Symposium July 15-19, 2016 Colorado School of Mines campus, Golden, Colorado
Buchholz, T.W.. et al (2002) 29th Rochester Mineralogical Symposium, Abstracts of contributed papers, 6. |
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| Cordura, W http://www.uwex.edu/wgnhs/Mineral%20Index/Minerals/grayite.htm |
Havey #1 & #2 Quarries, Topsham, Sagadahoc County, Maine, USA