| Reference List: | Bournon (1801) Phil. Trans.: 174.
Rashleigh, P. (1802) Specimens of British Minerals Selected from the Cabinet of Phillip Rashleigh. London. part 2: Pl. 2, 5, 11.
Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 921. |
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