Lazurite on Calcite

Dimensions: 4 x 3.4 x 3.2
 Origin: Sar e sang, Koktcha, Afghanistan
 A good proportion for this very beautiful crystal (2.3x 2.1cm) of Lazurite on Calcite, a very good color. The size of the crystal is interesting. (contact area on the back of the crystal visible on the 3rd photo).
 Dimensions without the acrylic base, which is supplied with the mineralogical specimen. The mineral is not glued to its support (flexible mastic).