Microlite is a mineral, principally calcium pyrotantalate, Ca2Ta2O7, usually including niobium, fluorine, and other impurities, occurring in cubic crystals.

• 微晶石是一种矿物质，主要是钙pyrotantalate，Ca2Ta2O7，通常包括铌，氟等杂质，是一种立方晶体。