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| Cameron, Eugene N., , (1954) Pegmatite investigations, 1942-45, in New England. Professional Paper 255. US Geological Survey doi:10.3133/pp255
King, V. (ed.), 2009, Maine feldspar, Families, and Feuds
Cameron, Eugene N. |
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| Cameron, Eugene N., , (1954) Pegmatite investigations, 1942-45, in New England. Professional Paper 255. US Geological Survey doi:10.3133/pp255
King, V. (ed.), 2009, Maine feldspar, Families, and Feuds
Cameron, Eugene N. |
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| www.mindat.org (2022) https://www.mindat.org/photo-1045769.html
www.mindat.org (2003) https://www.mindat.org/min-3997.html
Find, id, and photo by Lloyd W. Alexander. Optical analysis.
www.mindat.org (n.d.) https://www.mindat.org/photo-1045770.html |
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| King, V. (ed.), 2009, Maine feldspar, Families, and Feuds |
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| King, Vandall T. (2000) Mineralogy of Maine Vol. 2 - Mining History, Gems, and Geology. Maine Geological Survey.
King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey. |
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| King, Vandall T. (2000) Mineralogy of Maine Vol. 2 - Mining History, Gems, and Geology. Maine Geological Survey.
King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey. |
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| King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey.
King, V, 2006, Minerals of Halls Ridge and Plumbago-Puzzle Mountain, Newry, Oxford County, Maine, Mineral News, v. 22 (6), p. 1-3. |
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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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| www.mindat.org (2003) https://www.mindat.org/min-3997.html
Found in 2022 during ongoing study of Ryerson Hill by Lloyd W. Alexander and confirmed by Al Falster. |
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| www.bostonmineralclub.org (n.d.) http://www.bostonmineralclub.org/docs/maine-locales/hedgehog.pdf |
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| Dionne, Dick & Birtic, Cal & Jacobson, Mark. (2014) The Perry petalite prospect of Peru, Maine.. Mineral News. 30. 6,8,9,11,13. |
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| Tim Blake and Scott Soucey specimens |
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| Thompson, W.B., Joyner, D.L., Woodman, R.G. and King,V.T. (2005) A Collector's Guide to Maine Mineral Localities. Maine Geological Survey Bulletin 41. |
Bennett Quarry, Buckfield, Oxford County, Maine, USA