economic geology  search
RTAMRAP
 chemical industry
 coal mines
 companies
 cutoff grade
 development
 discoveries
 economics
 energy sources
 evaluation
 geology
 industry
 Law of the Sea
 legislation
 licensing
 metal ores
 metallogenic epochs
 metallogenic provinces
 metallogeny
 mineral deposits,
SNFor the discipline as a whole. See also specific commodities (list C).
Economic Geology (category)  search
SNEconomic geology, GeoRef category codes 26-29, are a group of the thirty categories used to classify documents in GeoRef. Each reference in GeoRef is assigned one or more categories. Categories can be used, in addition to Terms, to refine searches (See Li
economic geology maps  search
BTmaps
 .economic geology maps
RTcoal deposit maps
 industrial minerals maps
 metallogenic maps
 petroleum maps
SNBefore 1978, search maps AND economic geology.