First thing to concentrate on mineralogy NAT type questions Like if a rock has composition of Mg2sio4 then you have to more practice on this that what is the molar weight of any co...
YOU CAN GO FOR A BOOK WRITTEN BY ROHAN NANDY ITS AVAILABLE IN AMAZON.
AND ALSO FOR STRUCTURAL RELATED PROBLEMS YOU CAN GO FOR NW GOKHLE.
ELSE YOU CAN ASK HERE ANY NUMERICALS I WI...