110mm in diameter, 1.5kg in weight.
Calcite is a carbonate mineral and is the most stable polymorph of calcium carbonate. It has a hardness of 3 on the mohs scale. Can be a fluorescent red or blue.
Calcite is said to be a strong amplifier and energy cleanser. Having Calcite around you will instantly increase your energy and cleanse negative energies. Said to aid with out of body experiences.