Natrolites are uncommon from the Indian basalts, with the bulk of needle zeolites being the related Scolecite. Primary Mineral(s): Natrolite Secondary Mineral(s): MM Quaztz Size : 7 Inch x 3.5 Inch Weight : 2.9 lb Locality: Nashik, Maharashtra, India. WE WILL TRY DO OUR BEST TO RESOLVE EVERYTHING IN THE BEST POSSIBLE WAY!