<Tr> <Th> Pleochroism </Th> <Td> Weak </Td> </Tr> <Tr> <Th> Ultraviolet fluorescence </Th> <Td> yellow - orange fluorescence under UV when rich in zinc </Td> </Tr> <Tr> <Th> Other characteristics </Th> <Td> Toxic </Td> </Tr> <Tr> <Th> References </Th> <Td> </Td> </Tr>

The mineral greenockite is a yellow sulfide of cadmium