|
UK | |
|
| [Clark, 1993 - "Hey's Mineral Index"] |
|
| Collins, J.H. (1892): "A Handbook to the Mineralogy of Cornwall and Devon", 2nd ed., D. Bradford Barton Ltd. (Truro, UK), pp. 108. |
|
| Paris, J.A. (1818): Gregorite (Menacchanite) discovered at Lanarth. Transactions of the Royal Geological Society of Cornwall 1, 226-227. |
|
USA | |
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| 5th and 6th Annual Reports of the Curators of the museum of Wesleyan University, Middletown, 1877. |
|
| Gleba, 1978. Massachusetts Mineral & Fossil Localities |
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| Emerson, 1917. Geology of Mass. & Rhode Island, p.61 |
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| Hitchcock, Charles Henry (1905). The Geology of Littleton, New Hampshire (Cambridge MA: University Press). |
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| The Minerals of New York City & Its Environs, New York Mineralogical Club Bull. Vol. 3, No. 1, Manchester, J.G. (1931): 84. |
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| Genth,F.A and Kerr,W.C,1881,Mineral and Mineral Localities of North Carolina,Geologic Survey |
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| U.S Bureau of Mines/Spatial Data from the Minerals System/Mineral Industry System(Mas/Mils)CD-Rom,Sep,1995 |
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| Wilson,W.F and McKenzie,B.J :1978 ,Mineral Collecting Sites in North Carolina, Information Circular 24 |
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| Genth,F.A and Kerr,W.C ,1881,Minerals and Mineral Localities of North Carolina,Geologic Survey, North Carolina |