<Tr> <Th> Crystal habit </Th> <Td> Massive to well Crystalline </Td> </Tr> <Tr> <Th> Cleavage </Th> <Td> Imperfect on the (0001) </Td> </Tr> <Tr> <Th> Fracture </Th> <Td> Conchoidal </Td> </Tr> <Tr> <Th> Mohs scale hardness </Th> <Td> 7.5--8 </Td> </Tr>

Where do you find emeralds in the world