Rhodochrosite is a kind of manganese carbonate mineral and belongs to the trigonal crystal system. The crystals are rhombohedrons and are often produced as aggregates. They are granular blocks, milky, stalactites, nodules, and nodules with concentric layered patterns inside. It has glass luster to pearl luster, โปร่งใสถึงโปร่งแสง, ความแข็ง 3.5-4.5. The color of rhodochrosite […]
