<Tr> <Th> Crystal family </Th> <Th> Lattice system </Th> <Th> Schönflies </Th> <Th_colspan="4"> 14 Bravais Lattices </Th> </Tr> <Tr> <Th> Primitive </Th> <Th> Base - centered </Th> <Th> Body - centered </Th> <Th> Face - centered </Th> </Tr> <Tr> <Td_colspan="2"> triclinic </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td_colspan="2"> monoclinic </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr>

Name two properties that are based on the mineral’s crystal structure