Proceedings of the 35th forum on the geology of industrial minerals -- the intermountain west forum 1999 : meeting held May 2-7, 1999 in Salt Lake City, UT. : May 1999, Salt Lake City, UT. (Miscellaneous Publication - Utah Geological Survey ; 01-2)
Proceedings of the 35th forum on the geology of industrial minerals -- the intermountain west forum 1999 : meeting held May 2-7, 1999 in Salt Lake City, UT. : May 1999, Salt Lake City, UT.