optical calcite from china on a black mirror background. alternative stone name: iceland spar

activation age alternative amplifying background black bright cabonates calcite calcium carbonate chakra china clarity clear clearing closeup colorless crown crystal cut earth ecology energy esoteric gaia gem geology gift healing iceland isolated macro meditation mineral mineralogy mining mirror name natural new optical planet polished programmed psychic reiki rock semiprecious shifts spar specimen stone system translucent transparent treasure trigonal vibration