TY - BOOK ID - 138952552 TI - Phosphate deposits : a summary of salient features of the geology of phosphate deposits, their origin, and distribution AU - McKelvey, V. E. AU - Geological Survey (U.S.) PY - 1967 PB - [Washington, D.C.] : Washington : United States Department of the Interior, Geological Survey, United States Government Printing Office. DB - UniCat KW - Phosphates. UR - https://www.unicat.be/uniCat?func=search&query=sysid:138952552 AB - ER -