Geological survey and mineral exploration if Iran, responsible for geological investigation in Iran, through his life continuously illustrates its work results by published maps and reports. Because of essential role of geology in development, economic and culture of the society, with progress of technology, creating the attraction in people for learning new founds is the base for cultural growth. For this National Geoscience Database if Iran starts his motion for preparing and publishing educational softwares and applications in geology.
    One of these assemblages is electronic encyclopedia of minerals that demonstrates different properties of minerals with their images in a pleasantly format. NGDIR knows the errors existence regard the software and so we will be glad to receive you're comments and suggestions. Please send your notes about the assemblage to info@ngdir.ir

Preface to encyclopedia of minerals