<Tr> <Td> Sikkim </Td> <Td> 0.10 </Td> <Td> Gondwana </Td> </Tr> <Tr> <Td> Arunachal Pradesh </Td> <Td> 0.09 </Td> <Td> Tertiary </Td> </Tr> <Tr> <Th> India </Th> <Th> 308.80 </Th> <Th> </Th> </Tr> <P> The following table shows the estimated lignite reserves in India by state as on 31 March 2016 . </P>

Which state is largest producer of coal in india