12 NEW YORK STATE MUSEUM 



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10 Bergemann, C. Allanite from West Point. Am. Jour. Sci. Ser. 2. 1852. 



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13 Bishop, I. P. Structural and Economic Geology of Erie County. N. Y. 



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14 Blum, J. B. The Alteration of Pyroxene to Mica. Pseudomorphosen 3d 



nachtrag. 1843. p, 163; 1863. p. 93. 



15 Brewer, W. H. Analysis of Pyroxene from Edenville. Liebig's-Kopp's 



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17 Brigham, A. P. Drift Boulders between the Mohawk and Susquehanna 



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18 Britton, N. L. Geology of Richmond County, N. Y. Acad. Sci. Ann. 



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19 Bruce, A. White Pyroxene from New York Island. Bruce' s Min. Jour. 



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20 Brush, G. J. On Chalcodite. Am. Jour. Sci. Ser. 2. 1858. 25:198. 



21 - Mineralogical Notices. Am. Jour. Sci. Ser. 2. 1858. 26:64. 



22 - & Dana, E. S. Crystallized Danburite from Russell, St Lawrence 



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23 Chamberlin, B. B. Minerals of Staten Island. N. Y. Acad. Sci. Trans. 



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24 Chester, A. H. Mineralogical notes. Am. Jour. Sci. Ser. 3. 1887. 



33283. 



25 Clarke, F. W. Constitution^ Tourmaline. Am. Jour. Sci. . Ser. 4. 1899 



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26 - & Schneider, E. A. Constitution of the Natural Silicates; the Micas. 



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27 Cleveland, Parker. Mineralogy. Bost. 1822. 



28 Cozzens, Issachar. Geological History of Manhattan Island. New York. 



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29 Craw, W. J. Analysis of Phlogopite from St Lawrence County, N. Y. Am. 



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30 Crawe, J. B. & Gray, Asa. Sketch of the Mineralogy of a portion of Jeffer- 



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31 Gushing, H. P. Preliminary Report on the Geology of Clinton County. 



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32 - Report on the Geology of Clinton County. N. Y. State Mus. 



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33 - Preliminary Report on the Geology of Franklin County. N. Y. 



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