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USA | |
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| Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA. |
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| Earle C. Sullivan Collection specimen #20-11-P
Earle C. Sullivan Collection specimen #20-11-P |
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| Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA.
Cameron et al (1954) USGS Prof Paper 255 |
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| P. Cristofono collection, 2013 |
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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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| Dana 6:1074. |
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| U.S Bureau of Mines/Spatial Data from the Minerals System/Mineral Industry Location System(Mas/Mils)CD-Rom,Sep,1995 |
- Zirconia Pegmatite Mining District
| Wilson, W.F., McKenzie, B.J. (1978) Mineral Collecting Sites in North Carolina. Information Circular 24. North Carolina Division of Mineral Resources |
- Zirconia (Tuxedo Station)
| Wilson, W.F., McKenzie, B.J. (1978) Mineral Collecting Sites in North Carolina. Information Circular 24. North Carolina Division of Mineral Resources |
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| Rocks & Min.: 60: 91. |
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| E.WM.Heinrich,1950,Paragenesis of the Rhodolite Deposit,Masons Mountain,North Carolina,The American Mineralogist,Vol.35 |
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| www.johnbetts-fineminerals.com |
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| Smithsonian Institution Mineral Reference Collection No. R13652-00 |
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| Wilson, W.F., McKenzie, B.J. (1978) Mineral Collecting Sites in North Carolina. Information Circular 24. North Carolina Division of Mineral Resources |
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| U.S Bureau of Mines/Spatial Data from the Minerals System/Mineral Industry Location System(Mas/Mils)CD-Sep,1995 |
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| Rocks and Minerals (1985) 60:84-93,99 |
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| Samuel G. Gordon (1922) "Mineralogy of Pennsylvania" p. 225. |
Fillow Quarry, Branchville, Redding, Fairfield County, Connecticut, USA