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| Reed, Juliet C. (1976), Annotated Biblio. of Mins. New to the Pa List 1965-1974, The Mineralogical Soc. of PA, Inc.: 72 Finkelman, R. B., et al (1974), "Observations on Mins. from Burning Anthracite Seams & Culm in PA," Geol. Soc. Am. Abstracts w. Programs, Vol. 5(1): 27-28 Downey, W. F., Jr. (1974) Barnes, J. H. & Lapham, D. M. (1972), "Selenium, Pa's Rarest Mineral?," PA Geol., Vol. 3(2):8-9 "Geological Conditions in Burning Anthracite-NE PA," Geol. Soc. Am. Abstracts w. Programs, Vol 5(1): 19-20 |
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| Finkelman, R.B., Mrose, M.E. (1977): Downeyite, the first verified natural occurrence of selenium dioxide. American Mineralogist: 62: 316-320. |
Burnside, Northumberland County, Pennsylvania, USA