1. Pearson, GR, and Shaw, DM (1960): Trace elements in kyanite, sillimanite and andalusite. The American Mineralogist (45): 808–817.
2. Sobolev, NV Jr, Kuznetsova, IK, and Zyuzin, NI (1968): The petrology of grospydite xenoliths from the Zagadochnaya kimberlite pipe in Yakutia. Journal of Petrology (9): 253–280.
3. Chinner, GA, Smith, JV, and Knowles, CR (1969): Transition-metal contents of Al2SiO5 polymorphs. American Journal of Science (267-A): 96–113.
4. Hinterlechner-Ravnik, A, Sassi, FP, and Visonà, D (1991): The Austridic eclogites, metabasites and metaultrabasites from the Pohorje area (Eastern Alps, Yugoslavia): 2. The metabasites and metaultrabasites, and concluding considerations. Rendiconti Lincei (2/2): 175–190.
5. Owens, BE, and Dickerson, SE (2001): Kyanite color as a clue to contrasting protolith compositions for kyanite quartzites in the Piedmont Province of Virginia. Southeastern Geology (40/4): 285–298.