1) Uranium mineral 
Haiweeite is a mineral of uranium and has the chemical formula: Ca[(UO2)2Si5O12(OH)2]·3(H2O). It is a secondary mineral of uranium, a product of oxidation. It has a greenish yellow colour. It has a Mohs hardness of about 3.5 and is fluorescent under UV light. It was named after the Haiwee Reservoir, Inyo County, California, USA, where it was firs...