Cubic Calcite on Mordenite Druse | 3.43 KG | Nashik India Alexandrite This emerald crystal is surrounded

This emerald crystal is surrounded by milky quartz which looks to be overlaying the emeralds' partially visible termination point

Product ID: TONG4711

Dimensions: 60x42x35 mm / 2

Weight: 11

Cubic Calcite on Mordenite Druse | 3.43 KG | Nashik India Alexandrite This emerald crystal is surroundedThis is a stunning specimen of calcite cubes on mordenite druse. The crystals are well defined and look beautiful together. Calcite is found throughout the world in sedimentary, metamorphic, and igneous rocks. Some geologists consider it to be a "ubiquitous mineral" one that is found everywhere. Calcite is the principal constituent of limestone and marble. Mordenite was first described in 1864 by Henry How. He named it after the small community of