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USA | |
| Barton, W. & C. E. Goldsmith (1968) New England Beryllium investigations. US Bureau Mines RI 7070 |
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| Moritz, Harold (n.d.) Personal Communication. |
| Betts, John. (1999): The Quarries and Minerals of the Dayton Road District, South Glastonbury, Connecticut. Rocks and Minerals. Volume 74, Number 2. pp. 110-121. |
| Betts, John. (1999): The Quarries and Minerals of the Dayton Road District, South Glastonbury, Connecticut. Rocks and Minerals. Volume 74, Number 2. pp. 110-121. |
| Rocks & Minerals (1995): 70: 398. Cameron et al (1954) USGS Prof Paper 255 |
| Rocks and Minerals (1999) 74:110-121 Personally collected by Kevin Czaja. |
| Betts (1999) King, Van (n.d.) Personal communcation. |
| Betts, John. (1999): The Quarries and Minerals of the Dayton Road District, South Glastonbury, Connecticut. Rocks and Minerals. Volume 74, Number 2. pp. 110-121. |
| Betts, John. (1999): The Quarries and Minerals of the Dayton Road District, South Glastonbury, Connecticut. Rocks and Minerals. Volume 74, Number 2. pp. 110-121. |
| Weber, Marcelle H., Sullivan, Earle C. (1995) Connecticut Mineral Locality Index. Rocks & Minerals, 70 (6) 396-409 doi:10.1080/00357529.1995.11761569 Cameron, Eugene N., , (1954) Pegmatite investigations, 1942-45, in New England. Professional Paper 255. US Geological Survey doi:10.3133/pp255 King, Van (n.d.) Personal communcation. |
Simpson Quarry, South Glastonbury, Glastonbury, Hartford County, Connecticut, USA