<Tr> <Th> Refractive index </Th> <Td> 1.433--1.448 </Td> </Tr> <Tr> <Th> Fusibility </Th> <Td> </Td> </Tr> <Tr> <Th> Solubility </Th> <Td> slightly water soluble and in hot hydrochloric acid </Td> </Tr> <Tr> <Th> Other characteristics </Th> <Td> May be fluorescent, phosphorescent, thermoluminescencent, and / or triboluminescent </Td> </Tr>

Where can fluorite be found in the us