Beryl from selected localities.
Brazil | |
| [var: Emerald] Sauer, Jules Roger (1982) Brazil, Paradise of Gemstones. Gemological Institute of America, 135 pp. (pp. 14, 20-25, 126-127).; Giuliani, Gaston, Cheilletz, Alain, Zimmermann, Jean-Louis, Ribeiro-Althoff, Ana Maria, France-Lanord, Christian, and Feraud, Gilbert (1997) Brazilian emerald deposits: genesis and topology. Chronique de la Recherche Minière, 65, 17-61.; ExtraLapis English Vol. 2 (2002) Emeralds of the World, 24-35. |
[var: Emerald] E.Ya. Kievlenko (2003) Geology of gems, p. 90 | |
[var: Emerald] E.Ya. Kievlenko (2003) Geology of gems, p. 91 |
Carnaíba mining district, Pindobaçu, Bahia, Brazil