1. A method for the chemical analysis of tourmaline;Povondra;Acta Univ. Carol. Geol.,1976
2. The structure of vanadium-bearing tourmaline and its implications regarding tourmaline solid solutions;Foit;Am. Mineral.,1979
3. Rock-Forming Minerals. Vol. 1B: Disilicates and Ring Silicates;Deer,1986
4. Crystal chemistry of alkali-deficient schorl and tourmaline structual relationships;Foit;Am. Mineral.,1989
5. Reassignment of cation site occupancies in tourmaline: Al-Mg disorder in the crystal structure of dravite;Hawthorne;Am. Mineral.,1993