Citation: | MENG Ke, WANG Xiaomei, DU Xiaoran, ZHANG Xiaoman, LUO Juan. Comprehensive Identification and Analysis of Rare Mineral Crystal Samples[J]. Multipurpose Utilization of Mineral Resources, 2025, 46(1): 200-205. doi: 10.3969/j.issn.1000-6532.2025.01.027 |
With the increasing number of mineral crystal excavations in our country, the analysis of resources, types and origins of these mineral crystal samples has important guiding significance for the mining and development of minerals in China. Combined with the mineral crystal samples found in Qiannan, Guizhou, the internal sequence and species composition of ore crystals were analyzed by measuring instruments such as microscopes and spectrum analyzers. Then, the types, related sequences and types of mineral crystals were traced, and their origins were identified. The research results show that the sample mineral crystals are mainly chalcopyrite and siderite, and there are major elements such as copper and iron in the crystals, as well as small amounts of elements such as antimony and arsenic. By tracing the origin and formation of these ore crystals, it is concluded that the environment in which the crystals are located is a place containing more hydrothermal fluids on the surface. These mineral crystals have undergone high-intensity crustal movement to form a relatively complex geological structure. The origin traceability comparison shows that it is in line with the origin of the samples.
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Mineral crystal sample morphology
Energy spectrum of mineral crystal growth
Energy spectrum of mineral crystal symbiosis
Energy spectrum of chalcopyrite
Siderite energy spectrum
Infrared spectrum of ore crystals