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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 |
| Cameron, Eugene N., , (1954) Pegmatite investigations, 1942-45, in New England. Professional Paper 255. US Geological Survey doi:10.3133/pp255 |
| Cameron, Eugene N., , (1954) Pegmatite investigations, 1942-45, in New England. Professional Paper 255. US Geological Survey doi:10.3133/pp255 |
| Cameron, Eugene N., , (1954) Pegmatite investigations, 1942-45, in New England. Professional Paper 255. US Geological Survey doi:10.3133/pp255 |
| pages.cthome.net (n.d.) http://pages.cthome.net/gregmchone/NEGSA84abstract.pdf. |
| Kohn, M.J. and Spear, F.S. (1993) Phase equilibria of margarite-bearing schists and chloritoid+hornblence rocks from western New Hampshire, U. S. A. Journal of Petrology, 34, 631-651. |
| Cameron, Eugene N., , (1954) Pegmatite investigations, 1942-45, in New England. Professional Paper 255. US Geological Survey doi:10.3133/pp255 |
| Cameron, Eugene N., , (1954) Pegmatite investigations, 1942-45, in New England. Professional Paper 255. US Geological Survey doi:10.3133/pp255 |
| Rocks & Minerals (2005): 80: 256. |
| Cameron, Eugene N., , (1954) Pegmatite investigations, 1942-45, in New England. Professional Paper 255. US Geological Survey doi:10.3133/pp255 |
| Cameron, Eugene N., , (1954) Pegmatite investigations, 1942-45, in New England. Professional Paper 255. US Geological Survey doi:10.3133/pp255 |
| Cameron, Eugene N., , (1954) Pegmatite investigations, 1942-45, in New England. Professional Paper 255. US Geological Survey doi:10.3133/pp255 |
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| Kunz, 1892. Gems & Precious Stones of N. America, p. 112. |
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| Jackson, Charles T. (1844): Final Report on The Geology and Mineralogy of New Hampshire. |
| Rice, Jack M., Dickey, John S. Jr., and Lyons, John B. (1971): Skeletal Crystallization of Pseudobrookite (American Mineralogist 56:158-162.) |
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| Hitchcock, Charles Henry (1905). The Geology of Littleton, New Hampshire (Cambridge MA: University Press). |
| Hitchcock, Charles Henry (1905). The Geology of Littleton, New Hampshire (Cambridge MA: University Press). |
| The geology of the Ammonoosuc mining district By Charles Henry Hitchcock |
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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 |
| Cameron, Eugene N., , (1954) Pegmatite investigations, 1942-45, in New England. Professional Paper 255. US Geological Survey doi:10.3133/pp255 |
| Orange, Daniel Lewis (1985) metamorphic petrology, Pressure-Temperature Paths, and tectonic Evolution of the Mount Cube Quadrangle, New Hampshire and Vermont, Ms Thesis, Massachusetts Institute of Technology. |
| Orange, Daniel Lewis 91985) metamorphic petrology, Pressure-Temperature Paths, and tectonic Evolution of the Mount Cube Quadrangle, New Hampshire and Vermon, Ms Thesis, Massachusetts Institute of Technology.t |
| Jackson, Charles (1844). Final Report on the Geology and Mineralogy of the State of New Hampshire. |
| Orange, Daniel Lewis (1985) metamorphic petrology, Pressure-Temperature Paths, and tectonic Evolution of the Mount Cube Quadrangle, New Hampshire and Vermont, Ms Thesis, Massachusetts Institute of Technology. |
| Orange, Daniel Lewis (1985) metamorphic petrology, Pressure-Temperature Paths, and tectonic Evolution of the Mount Cube Quadrangle, New Hampshire and Vermont, Ms Thesis, Massachusetts Institute of Technology. |
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| Orange, Daniel Lewis (1985) metamorphic petrology, Pressure-Temperature Paths, and tectonic Evolution of the Mount Cube Quadrangle, New Hampshire and Vermont, Ms Thesis, Massachusetts Institute of Technology. |
Ore Hill, Sugar Hill, Grafton County, New Hampshire, USA