Discussion on Geoscience Value of Ornamental Stones from Three-Quarrel-River Belt,NW Yunnan

The ornamental stones are rich in species and different in the form of value.The geoscience value of the ornamental stones from the three-quarrel-river belt of NW Yunnan is analysed from the perspective of geoscience in order to explore the unique geoscience value and highlight the characteristics and enrich the connotation of the ornamental stones.