Spectroscopy and Spectral Analysis, Volume. 42, Issue 2, 568(2022)
Scientific Analysis of Five Turquoise Beads Unearthed From Haochuan Cemetery in Suichang, Zhejiang
Figures & Tables(7)
Fig. 1. Five turquoise beads unearthed from tomb No.M52 (a—e); Turquoise in Qingu area, Hubei (f); Turquoise in Bijiashan area, Anhui (g)
Fig. 2. Infrared reflectance spectra of five Haochuan turquoise beads and Hubei and Anhui turquoise samples (a); Infrared Spectra(3 600~3 200 cm-1) of turquoise samples from Haochuan Cemetery (b); Infrared Spectra (3 600~3 200 cm-1) of turquoise samples from Haochuan Cemetery and lacquerware sample from Liangzhu[13](c); Infrared spectra (1 200~400 cm-1) of turquoise samples from Haochuan Cemetery(d)
Fig. 3. M52-2 surface etch pits (a); M52-8 surface polishing surface can be seen with polished small surface (b)
Table 1. Basic characteristics of five turquoise beads in Haochuan Cemetery
View tableView in ArticleTable 1. Basic characteristics of five turquoise beads in Haochuan Cemetery
编号 尺寸/cm 重量/g 光泽 形状 M52-2 直径0.5~0.7、 长0.9 0.50 油脂光泽 鼓形 M52-3 直径0.8、 长0.9 0.95 油脂光泽 鼓形 M52-4 直径0.8、 长1 0.90 油脂光泽 鼓形 M52-5 直径0.6~0.7、 长0.9 0.55 油脂光泽 鼓形 M52-8 直径0.9、 长1 1.10 油脂光泽 鼓形
Table 2. Assignments of absorption peaks in infrared spectra of five turquoise beads in Haochuan Cemetery
View tableView in ArticleTable 2. Assignments of absorption peaks in infrared spectra of five turquoise beads in Haochuan Cemetery
官能团/cm-1 M52-2 M52-3 M52-4 M52-5 M52-8 ν(OH)伸缩振动 3 513 3 507 3 507 3 509 3 514 3 467 3 467 3 467 3 467 3 468 ν(MFe, Cu—H2O)伸缩振动 3 058 3 049 3 070 3 060 3 058 ν3(PO4)伸缩振动 1 131 1 142 1 142 1 135 1 141 1 067 1 064 1 069 1 068 1 066 1 014 1 014 1 014 1 014 1 015 δ(OH)弯曲振动 837 837 837 837 838 ν4(PO4)弯曲振动 651 655 656 653 656 573 590 589 586 589 487 488 490 488 488 430 431 ν(—CH2—)伸缩振动 2 890 2 888 2 894 2 887 2 886 2 838 2 838 2 838 2 839 2 839 ν(C=C)伸缩振动 1 552 1 553 1 554 1 553 1 554 1 503 1 503 1 503 ν(—CH2—)伸缩振动变形 1 451 1 452 1 452 1 452 1 452
Table 3. Determination of chemical composition of five turquoise beads in Haochuan Cemetery
View tableView in ArticleTable 3. Determination of chemical composition of five turquoise beads in Haochuan Cemetery
Al2O3/
%P2O5/
%SiO2/
%CuO/
%FeO/
%K/
(mg·kg-1)Ca/
(mg·kg-1)Zn/
(mg·kg-1)Ba/
(mg·kg-1)Cr/
(mg·kg-1)Sr/
(mg·kg-1)M52-2 37.38 42.58 7.20 9.830 2.073 1 748 728.5 1 540 1 913 208.1 37.60 M52-3 37.04 43.62 6.68 10.85 1.079 937.6 548.5 1 151 2 504 213.3 36.70 M52-4 37.28 44.02 5.87 10.81 1.131 947.6 648.5 1 399 3 570 166.5 34.20 M52-5 37.20 42.28 7.900 9.830 1.927 1 465 613.5 1 418 2 110 156.2 31.00 M52-8 37.29 43.19 6.880 10.69 1.163 970.4 627.8 1 417 2 625 156.0 45.40
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Yan JIANG, Ling-lin MAO, Jun WU, Xi YANG, Lu-lu DAI, Ming-xing YANG. Scientific Analysis of Five Turquoise Beads Unearthed From Haochuan Cemetery in Suichang, Zhejiang[J]. Spectroscopy and Spectral Analysis, 2022, 42(2): 568
Paper Information
Category: Research Articles
Received: Dec. 14, 2020
Accepted: Mar. 16, 2021
Published Online: Apr. 2, 2022
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