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USA | |
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| Emerson, Benjamin Kendall (1899). The Geology of Eastern Berkshire County, Massachusetts (USGS Bulletin 159). |
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| Berkshire Museum |
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| Skehan, James. Roadside Geology of Massachusetts (2001), p. 290. |
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| Dana, James D. (1868) A System of Mineralogy (5th ed.) p.882 |
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| Self collected by Paul Gilmore. |
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| Min Rec (1978) 9:235-242 |
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| Alan R. Plante, Personal field notes, 1965-1987 |
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| Alan R. Plante, Personal field and lab notes, 1984-1987 |
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| Dana 4:264 (1854)
Brownlow, 1960. Serpentine and Associated Rocks and Contact Minerals Near Westfield MA (MIT thesis) |
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| Rocks & Minerals (2008) 83:6 pp 520-526 |
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| Nash, Alanson (1827): Notices of the Lead Mines and Veins of Hampshire County, Mass. and of the Geology and Mineralogy of that Region (American Journal of Science and Arts vol. 7, pp. 238-270.) |
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| Shaub (1954) |
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| Dana 4:264 (1854) |
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| Emerson, Benjamin K. (1895) A mineralogical lexicon of Franklin, Hampshire, and Hampden counties, Massachusetts. Bulletin Vol. 126. US Geological Survey doi:10.3133/b126 |
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| Robinson, G.R. (1978). Bedrock Geologic Map of the Pepperell, Shirley, and Townsend Quads. and Part of Ayer Quad., Mass. and NH (U.S. Geological Survey, Miscellaneous Field Studies Map MF-957)
Robinson,1978. Bedrock Geology: Pepperell, Shirley, and Townsend Quads. and Part of Ayer Quad., Mass. and NH |
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| Gleba, Peter P. (2008) Massachusetts Mineral and Fossil Localities. Kreueger Enterprises, Inc. |
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| P. Cristofono collection |
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| P. Cristofono colelction |
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| P. Cristofono collection, 2012 |
Blandford, Hampden County, Massachusetts, USA