Quartz (Var: Citrine), Tourmaline
Sahatany Valley, Ibity, Antsirabe II District, Vakinankaratra, Madagascar
A single crystal of quartz, variety citrine with tourmaline from one of the many pegmatites in the Sahatany Valley, Ibity, Antsirabe II, Vakinankaratra, Madagascar (possible Tsarafara South?).
The two adjacent s-faces revealing that this is a Dauphiné-twin.
Obtained from a local miner in the Sahatany Valley in sept. 1988.
© Knut Edvard Larsen