This standard stipulates that the science of "hydrogeology" includes the basic content of hydrogeology, various hydrogeological surveys, hydrogeological drilling, field hydrogeological experiments, groundwater dynamics and equilibrium, hydrogeochemistry, groundwater dynamics, karst hydrogeology, water Data items and text values of resources, mineral deposit hydrogeology, soil improvement, various hydrological survey results, etc. This standard is applicable to the construction of various types of mineral information systems. It determines the database standard system and database dictionary. It is the basic standard for formulating various geological data file format standards and provides a technical basis for information exchange and sharing.
GB/T 9649.20-2001 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