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| Dennen, W. H. 1992, Bedrock geologic map of the Gloucester and Rockport Quadrangles, Essex County, Massachusetts |
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| Plante, Alan (1992): Western Massachusetts Mineral Localities (Valley Geology Press) |
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| Min Rec (1978) 9:235-242 |
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| Brownlow, 1960. Serpentine and Associated Rocks and Contact Minerals Near Westfield MA (MIT thesis) |
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| Dale, N.T. (1923) The Commercial Granites of New England, Bulletin 738, United States Geological Survey, Department of the Interior, 488 pages.
Dale, T.N. (1910) Supplementary Notes on the Commercial Granites of New England (in Hayes, C.W., Lindgren, W. Contributions to Economic Geology, USGS Bulletin 470). |
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| (1917) Geology of Massachusetts and Rhode Island. Bulletin Vol. 597. US Geological Survey doi:10.3133/b597 |
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| [var. Oligoclase-Albite] Dale, T. Nelson (1910). Supplementary Notes on the Commercial Granites of New England. (USGS Bulletin 470). |
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| [var. Oligoclase-Albite] Dale, T. N. (1910). Supplementary Notes on the Commercial Granites of New England (in Contributions to Economic Geology, USGS Bulletin 470). |
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| [var. Oligoclase-Albite] Dale, 1908. The Commercial Granites of MA, NH, and RI |
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| [var. Oligoclase-Albite] Dale, 1908. The Commercial Granites of MA, NH, and RI |
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| [var. Oligoclase-Albite] Dale, 1908. The Commercial Granites of MA, NH, and RI |
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| [var. Oligoclase-Albite] Dale, 1908. The Commercial Granites of MA, NH, and RI |
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| [var. Oligoclase-Albite] Dale, 1908. The Commercial Granites of MA, NH, and RI |
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| Hitchen (1935): AmMin 20(1):1-24 |
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| Pease, Maurice Henry, Jr. (1977). Preliminary compilation of the bedrock geology of the land area of the Boston 2 degrees sheet, Massachusetts, Connecticut, Rhode Island and New Hampshire
Barosh, Patrick James
Fahey, Richard J. |
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| Dale, T. Nelson (1910). Supplementary Notes on the Commercial Granites of New England (in Contributions to Economic Geology, USGS Bulletin 470) |
Aggregate Industries Quarry, Ashland, Middlesex County, Massachusetts, USA