Spectroscopy and Spectral Analysis, Volume. 41, Issue 1, 292(2021)

Study on the Spectral Identification Characteristics of “Heiqing” and “Heibi”

Lu-lu DAI1,1、*, Yan JIANG1,1, and Ming-xing YANG1,1
Author Affiliations
  • 1[in Chinese]
  • 11. Gemmological Institue, China University of Geosciences, Wuhan 430074, China
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    Figures & Tables(13)
    Comparison of chemical composition between “Heiqing” and “Heibi” samples
    Histogram of Cr, Co, Ni content of “Heiqing” and “Heibi” samples(μg·g-1)
    Raman spectrum of “Heiqing” (a) and “Heibi”samples (b)
    Visible-near infrared absorption spectrum of “Heiqing” (a) and “Heibi” (b) samples
    Mid-infrared absorption spectra of “Heiqing” (a) and “Heibi” (b) samples
    Near-infrared absorption spectra of “Heiqing” (a) ane “Heibi” (b) samples
    • Table 1. The information of the samples

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      Table 1. The information of the samples

      编号颜色光泽折射率(点测)相对密度产地照片
      HQ-1近黑色油脂光泽1.612.99新疆和田
      HQ-2近黑色油脂光泽1.613.00新疆和田
      XQ近黑色油脂光泽1.613.01青海小灶火
      DQ-1近黑色油脂光泽1.613.01新疆大同
      DQ-2近黑色油脂光泽1.613.01新疆大同
      MB近黑色油脂光泽1.612.97新疆玛纳斯
    • Table 2. Chemical composition of “Heiqing” and “Heibi” samples(Wt/%)

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      Table 2. Chemical composition of “Heiqing” and “Heibi” samples(Wt/%)

      样品HQ-1HQ-2XQDQ-1DQ-2MB
      Al2O30.720.680.470.620.675.47
      SiO257.4557.2557.8857.4957.2653.14
      K2O0.050.060.040.070.060.02
      CaO12.1012.3412.6712.6512.4211.39
      NiO0.010.010.020.0200.06
      Cr2O30000.0100.04
      Na2O0.070.060.050.080.070.34
      MgO23.7523.1023.3222.5322.9215.39
      FeOT2.742.842.212.982.688.12
      MnO0.060.080.040.090.080.09
      TiO20.030.020.020.020.020.14
      P2O50.010.010.01000.02
      Total9796.4696.7396.5596.1894.22
      Mg/(Fe+
      Mg)
      94%94%95%93%94%77%
    • Table 3. Partial transition metal ion content of “Heiqing” and “Heibi” samples (μg·g-1)

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      Table 3. Partial transition metal ion content of “Heiqing” and “Heibi” samples (μg·g-1)

      样品CrTiMnCoNiV
      HQ-17.69249.48727.349.3016.237.23
      HQ-22.50264.72723.659.5915.257.35
      XQ1.71200.63557.956.347.923.88
      DQ-10.52221.781 502.8212.914.9314.26
      DQ-20236.271 520.5612.774.6814.60
      MB420.06582.23955.1334.23120.24203.68
    • Table 4. Assignments of Raman peaks of “Heiqing” and “Heibi” samples/cm-1

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      Table 4. Assignments of Raman peaks of “Heiqing” and “Heibi” samples/cm-1

      样品M—OH伸缩振动Si—O伸缩振动Si—O—Si
      伸缩振动
      Si—O
      弯曲振动
      晶格振动
      HQ-13 678, 3 665, 3 6481 058, 1 028, 930674528436, 414, 393, 369, 223, 177, 159, 121
      HQ-23 678, 3 664, 3 6481 058, 1 028, 930674528436, 414, 393, 369, 223, 177, 159, 121
      XQ3 678, 3 665, 3 6471 059, 1 029, 930674529436, 414, 393, 369, 223, 177, 159, 121
      DQ-13 678, 3 664, 3 6481 058, 1 028, 930674528436, 414, 393, 369, 223, 177, 159, 121
      DQ-23 678.1, 3 664.6, 3 648.71 058, 1 028, 930674528436, 414, 393, 369, 223, 177, 159, 121
      MB3 677.6, 3 663.7, 3 647.91 051, 1 032, 926669529435, 412, 389, 368, 348, 219, 192, 177, 157, 118
    • Table 5. Assignments of near-Infrared absorption bands of “Heiqing” and “Heibi” samples/nm

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      Table 5. Assignments of near-Infrared absorption bands of “Heiqing” and “Heibi” samples/nm

      样品OH的
      倍频、
      合频
      H2O弯曲振
      动与伸缩振
      动组合频
      Fe—OHMg—OH
      “黑青”1 3791 9152 2102 310, 2 387, 2 466
      “黑碧”1 400--2 313, 2 394
    • Table 6. Assignments of Infrared absorption bands of “Heiqing” and “Heibi” samples/cm-1

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      Table 6. Assignments of Infrared absorption bands of “Heiqing” and “Heibi” samples/cm-1

      样品Si—O伸缩振动Si—O—Si伸缩振动Si—O弯曲振动, M—O伸缩振动及OH平动
      HQ-11 104, 1 061, 1 017, 1 000, 953, 923757, 686, 662, 644510, 468, 419
      HQ-21 105, 1 063, 1 017, 999, 953, 924757, 686, 662, 644509, 470, 420
      XQ1 104, 1 062, 1 017, 1 000, 953, 922756, 686, 662, 644509, 466, 419
      DQ-11 104, 1 061, 1 017, 1 000, 953, 923757, 686, 662, 644510, 468, 419
      MB1 095, 1 044, 1 000, 960, 922757, 687, 632509, 472
    • Table 7. Comparison of the results of microscopic ultraviolet-visible spectrum and infrared spectrum analysis

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      Table 7. Comparison of the results of microscopic ultraviolet-visible spectrum and infrared spectrum analysis

      样品显微紫外-可见光谱/cm-1红外光谱/cm-1
      5 225附近4 800~4 6004 350~4 3005 225附近4 800~4 6004 350~4 300
      “黑青”5 2224 7174 3925 2254 738, 4 6924 349, 4 317
      “黑碧”--4 323-4 7084 307
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    Lu-lu DAI, Yan JIANG, Ming-xing YANG. Study on the Spectral Identification Characteristics of “Heiqing” and “Heibi”[J]. Spectroscopy and Spectral Analysis, 2021, 41(1): 292

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    Paper Information

    Category: Research Articles

    Received: Nov. 25, 2019

    Accepted: --

    Published Online: Apr. 8, 2021

    The Author Email: DAI Lu-lu (1289139813@qq.com)

    DOI:10.3964/j.issn.1000-0593(2021)01-0292-07

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