Inner Mongolia zoned cubic fluorite on matrix - 26.7g

Gemmy, icy cubic fluorite with flecks of pyrite on a sparkly quartz and calcite matrix. Partial cubes contains phantoms and zoned purple and light blue, characteristic of Yindu Mine specimens, with slight color changes (temporary darkening) in UV light. Some of the quartz blades are double-terminated. This is a fun and interesting piece! Dimensions: 44x47x21 cm Mass: 26.7 g Size: Miniature Locality: Yindu Mine, Inner Mongolia, China Fluorite, or CaF2, is a halide mineral that forms as a late-crystallizing mineral in felsic igneous rocks. These beautiful blue and purple colors arose from copper and yttrium impurities, respectively.