This standard stipulates that the subject of "petrology" includes the name, structure, structure and composition of three types of rocks, various lithofacies, igneous rock occurrence, magmatism, rock assemblage, depositional model, depositional environment, depositional facies and metamorphism. Data items and literal values for type, method, metamorphic construction, etc. This standard is applicable to the construction of all kinds of geological and mineral information systems. It determines the database standard system and data dictionary, which is the basic standard for formulating various geological data file format standards, and provides a technical basis for realizing information exchange domain sharing.
GB/T 9649.10-2001 history
2009GB/T 9649.10-2009 Terminology classification and code of geology mineral resources.Part 10:Petrology
2001GB/T 9649.10-2001 The terminology classification codes of geology and mineral resources Petrology
1988GB 9649-1988 Geological and Mineral Terminology Classification Code