| Reference List: | Butler and Schaller (1917) Journal of the Washington Academy of Science: 7: 29.
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: 321.
|
|---|