Qian-yi ZHAO, Chang XU, Xian-yu LIU. Spectral Characteristics of Dark-Blue Corundum From Fangshan Mine, Shandong, China and Le-Shuza-Kone Mine, Mogok, Burma[J]. Spectroscopy and Spectral Analysis, 2021, 41(2): 629
- Spectroscopy and Spectral Analysis
- Vol. 41, Issue 2, 629 (2021)
Fig. 1. Corundum samples from Fangshan (a) and Le-shuza-kone (b) mines
Fig. 2. Three sets of needle-like inclusions in CL-02(a) and BM-01(b) under optical microscope(50×)
Fig. 3. XRD spectra of CL-02 and BM-01
□: Corundum; ○: Diaspore; ■: Boehmite
□: Corundum; ○: Diaspore; ■: Boehmite
Fig. 4. Raman spectra of CL-02 and BM-01 hostcrystal
Fig. 5. Raman spectra of zircon inclusion in CL-01
Fig. 6. Raman spectra of diaspore in BM-01
Fig. 7. Micro-infrared spectra of CL-02 and BM-01(KBr pellet method)in the region of 400~3 500 cm-1
Fig. 8. Mossbauer spectra of CL-01 and CL-02(298 K)
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Table 1. Mineralogical characteristic of CL-02 and BM-01
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Table 2. XRD characteristic of corundum, diaspore and boehmite
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Table 3. The FTIR results of CL-02 and BM-01 (KBr pellet method)
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Table 4. EPMA results of CL-02 and BM-01
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Table 5. The content of Fe3+ and Fe2+ in CL-02 and BM-01 calculated by electrovalence difference method
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Table 6. Mossbauer results of CL-01 and CL-02
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