GREW, Edward S. Note on Sapphirine and Kornerupine in South India. Journal of Geological Society of India, [S. l.], v. 24, n. 7, p. 378–379, 1983. Disponível em: https://geosocindia.com/index.php/jgsi/article/view/65104. Acesso em: 20 sep. 2024.