8mm pyrite sparkles, It's lovely, like the stars in the night sky ^ ^ Pyrite-in-fluorite is a very rare and beautiful natural stone, where pyrite (iron pyrite) is included within fluorite (fluorspar). The metallic gold pyrite is scattered within the transparent fluorite (blue, purple, green, etc.), and its mysterious appearance, which looks like a **"small universe" or "starry sky"**, is characteristic and popular among collectors. Inner diameter: 16 cm Natural stone Power stone Rare stone