The research for standardization of coal geology metadata

Based on the detailed analysis of the coal geology data characteristic and applied goal,the necessary and probability about establishing coal geology metadata were clarified.The metadata standard for geology informa- tion was used for reference.The function and content of the coal geology metadata standard were analyzed.The ap- propriate rule about metadata standard was chosen.The configuration figure of coal geology metadata was brought forward.Coal geology metadata was used in coal quality database of China.The project of metadata standard for coal geology was brought forward,which is of general,pertinence and terseness.It can content the standardization requirement of the platform about coal geology.