TY - BOOK T1 - Grade and tonnage model of tungsten skarn deposits, Nevada DA - [1994] CY - [Menlo Park, Calif.] : AU - John, David A. AU - Bliss, James D. VL - 94-005 CN - I 19.76: PB - U.S. Dept. of the Interior, U.S. Geological Survey, PP - [Menlo Park, Calif.] : PY - [1994] N1 - Distributed to depository libraries in microfiche. N1 - Shipping list no.: 94-0790-M. ID - 196946 KW - Tungsten ores KW - Ore deposits KW - Skarn TI - Grade and tonnage model of tungsten skarn deposits, Nevada ER -