This paper discusses the related concepts - "geoscience thinking" and "geoscience thinking mode". Based on this, this paper puts forward the thinking mode of modern geoscience, which has the characteristics of systematization, multidimensional, probability statistics and creative imagination. In addition, it is considered that the application of geoscience thinking method to ore deposit science is to explore and find a better way of thinking, which can creatively transform the general methods of geological research into the discipline of ore deposit science, and the creative geological thinking method plays an important role in the study of mineral deposits.