Volcanic rocks in Argentina and hydrothermal veins in Peru-South Africa are some sources of rhodochrosite specimens. The stone is subtranslucent; below is a comparison of the two stones placed side by side. These stones look like glass and refract light with an index of 1.5-1.7. The appeal for any gemstone that is in the Rhodochrosite class is high. It is well sought for use in the imagination of rhodochrosite rings, rhodochrosite pendants, rhodochrosite earrings, etc.