| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 210 Wilson, E.D. (1933), AZ Bur. of Mines Bull. 134: 43. Bowen, N.L. & R.W.G. Wyckoff (1926), A petrologic and X-ray study of the thermal dissociation of dumortierite (from Clip, AZ), Jour. Wash. Acad. Sci.: 16: 178-189 Schaller, W.T. (1905), Dumortierite, USGS Bull. 262: 91-120 Ford, W.E. (1902), On the chemical composition of dumortierite (from Clip, AZ), Amer. Jour. Sci., 4th. series: 14: 426-430 Diller, J.S. & J.E. Whitfield (1889), Dumortierite from Harlem, NY and Clip, AZ, Amer. Jour. Sci., 3rd. series: 37: 216-220 |