Dana, J. D., Dana, E. S., Palache, C., Berman, H., & Frondel, C. (1951). The system of mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892 (7th ed.). New York: John Wiley and Sons.

Dana, James Dwight, Edward Salisbury Dana, Charles Palache, Harry Berman, and Clifford Frondel. The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892. 7th ed. New York: John Wiley and Sons, 1951.

Dana, James Dwight, et al. The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892. 7th ed. New York: John Wiley and Sons, 1951.