Grandidierite

Hello folks, we’re back from the deep slumber of summer to bring you what? That’s right! One of the rarest gemstones/minerals on our planet. Buckle up and get your forks ready for the big meal!

Bibliography
Bruyere, Delphine, et al. “A New Deposit of Gem-Quality Grandidierite in Madagascar.” Gems & Gemology, Nov. 2016, pp. 266–75. DOI.org (Crossref), https://doi.org/10.5741/GEMS.52.3.266.

Grandidierite. Mineralogical Society of America, 2024, https://www.handbookofmineralogy.org/....

Grandidierite Value, Price, and Jewelry Information. International Gem Society, https://www.gemsociety.org/article/gr....

Grew, Edward S. “A Grandidierite-Sapphirine Association from India.” Mineralogical Magazine, vol. 47, no. 344, Sept. 1983, pp. 401–03. DOI.org (Crossref), https://doi.org/10.1180/minmag.1983.0....

Lacroix, Alfred. “Note Préliminaire Sur Une Nouvelle Espèce Minérale.” Bulletin de La Société Française de Minéralogie, vol. 25, no. (4-5), pp. 85–86.

Laurs, Brendan M. “Grandidierite from Madagascar Showing Sheen and Chatoyancy.” The Journal of Gemmology, vol. 37, no. 6, 2021, pp. 566–67. DOI.org (Crossref), https://doi.org/10.15506/JoG.2021.37.....