Lazurite on Calcite | blue crystal cluster, natural mineral specimenLazurite on calcite from Afghanistan typically forms as rich blue lazurite crystals embedded in a matrix of creamy white calcite, creating a striking color contrast. Lazurite is the main mineral that contributes to lapis lazulis iconic deep blue hue. Specimens from Afghanistan, especially the Sar e Sang mines in Badakhshan Province, are renowned for their high color saturation, well formed crystals, and aesthetic formations. Size: 9 x 6. 5 Cm Weight: