Large Blue Calcite Sphere, smoothly polished to a beautiful luster.  Our Blue Calcite Sphere is a light periwinkle blue shade with subtle white clouds. Natural, undye, a bit more brilliant than the typical Blues. 100 mm Blue Calcite Sphere

Blue Calcite has a Mohs hardness of 3, a specific gravity of 2.71, and its luster is vitreous in crystallized varieties.
Calming Blue Calcite is said to sooth frayed nerves and lessens anxieties. Clears negative emotions and encourages rest and relaxation.