Weight: 163 grams / 6 ounces

Quenstedticeras and others of the Callovian Stage (161 m

Product Type: Golden Beryl Heliodor

Approx Weight (per piece): 6

stalactites

Calcite Crystal | 96 gr | Limestone Quarry Povodje | Ljubljana, Slovenia Amphibole Weight: 163 grams / 6This is an attractive specimen of calcite crystals from Limestone Quarry, Povodje, Ljubljana, Slovenia. The entire top surface of the specimen is covered with many sharp well formed golden calcite crystals. It is in excellent condition. 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