U.S. Gypsum Company Perlite Deposit

AUSTIN, G.S., KOTTLOWSKI, F.E., AND SEIMERS, W.T., 1982, INDUSTRIAL MINERALS OF NEW MEXICO IN 1981: NEW MEXICO BUREAU OF MINES AND MINERAL RESOURCES CIRCULAR 182, P. 9-16.WEBER, R.H., 1977, LIGHTWEIGHT AGGREGATES IN MINERAL AND WATER RESOURCES OF NEW MEXICO: NEW MEXICO BUREAU OF MINES AND MINERAL RESOURCES BULLETIN 87, P. 332-344.WEBER (1977).