Consider the following statements
1. In India, Tertiary deposits of coal occur in Assam, Arunachal Pradesh, Meghalaya and Nagaland.
2. In India, lignite does not occur anywhere except in Tamil Nadu and Rajasthan
3. In India, metallurgical coal is restricted to Jharkhand and Andhara Pradesh only
Which of the statement(s) given above is / are correct ?