Li-qian ZHANG, Yang-jie LIU. Comparative Study on Mineralogical Identification and Spectral Characteristics of Four Iron-Containing Mineral Medicines[J]. Spectroscopy and Spectral Analysis, 2022, 42(9): 2884
- Spectroscopy and Spectral Analysis
- Vol. 42, Issue 9, 2884 (2022)
Fig. 1. Appearance traits of samples
(a): Pyrite; (b): Limonite; (c): Red ochre; (d): Magnet
(a): Pyrite; (b): Limonite; (c): Red ochre; (d): Magnet
Fig. 2. SEM images of samples
(a): Pyrite; (b): Limonite; (c): Red ochre; (d): Magnet
(a): Pyrite; (b): Limonite; (c): Red ochre; (d): Magnet
Fig. 3. EDS of samples
(a): Pyrite; (b): Limonite; (c): Red ochre; (d): Magnet
(a): Pyrite; (b): Limonite; (c): Red ochre; (d): Magnet
Fig. 4. XRD of samples
a : Pyrite; b : Limonite; c : Red ochre; d : Magnet
Fig. 5. Infrared spectrograph
(a): Pyrite; (b): Limonite; (c): Red ochre; (d): Magnet
(a): Pyrite; (b): Limonite; (c): Red ochre; (d): Magnet
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Table 1. Character identification characteristics and reflectivity comparison
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Table 2. Results of semi-quantitative analysis of natural copper trace elements(mg·kg-1)
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