Londonite/Rhodizite

Londonite is the rare cesium-rich analog of Rhodizite and first named in 2001. This complete nearly 2.5cm crystal has good depth of color and a soft satin luster. Most of these specimens, when tested, have components of both Londonite and Rhodizite.

Locality: Antsahanana quarry, Sahatany Valley, Ibity, Antsirabe II District, Vakinankaratra, Madagascar.

Composition: cesium beryllium oxide