The quality control of global geological mineral database

Global geological mineral database involves different sources, multiple storage formats, lots of languages and different scales, and hence the quality of data is the key to the capability of information service for the society. During the database construction, project group compiles a standard document, establishes a quality control mechanism, programs a quality check software and forms a new data quality control pattern. This paper focuses on the quality control mechanism of database construction, the data quality content and the method of quality inspection technology.