TY - BOOK AU - White, J. C. AU - Wright,John B. ED - United States. TI - Accessory metals content of commerical titanium mineral concentrates T2 - Report of investigations / U.S. Dept. of the Interior, Bureau of Mines PY - 1991/// CY - Pgh. [i.e. Pittsburgh] Pa. PB - United States Dept. of the Interior, Bureau of Mines KW - Trace elements KW - Assaying KW - Titanium industry KW - Waste disposal KW - Strategic materials ER -