<Tr> <Td> Uranium </Td> <Td> Kazakhstan </Td> <Td> Canada </Td> <Td> List of countries by uranium production </Td> </Tr> <Tr> <Td> Thorium </Td> <Td> India </Td> <Td> Australia </Td> <Td> Occurrence of thorium </Td> </Tr> <Table> <Tr> <Th> Gem </Th> <Th> Largest Producer </Th> <Th> Second Largest Producer </Th> <Th> Complete list </Th> </Tr> <Tr> <Td> Fluorite </Td> <Td> China </Td> <Td> Mexico </Td> <Td> List of countries by fluorite production </Td> </Tr> <Tr> <Td> Diamond </Td> <Td> Russia </Td> <Td> Australia </Td> <Td> List of countries by diamond production </Td> </Tr> </Table> <Tr> <Th> Gem </Th> <Th> Largest Producer </Th> <Th> Second Largest Producer </Th> <Th> Complete list </Th> </Tr>

Which country produces most of the worlds diamonds