Kyanite: Mineral information, data and localities.
Magmatic arc and associated gold, copper, silver, and barite deposits in the state of Goiás, central Brazil: characteristics and speculations. Brazilian Journal of Geology, 30(2). ⓘ Mato Grosso do Sul; Sauer, J.R. (1982) Brazil, Paradise of Gemstones. Gemological Institute of America, 135 pp. (p. 114). ⓘ Minas Gerais