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Chinese Academy of Sciences Institutional Repositories Grid
Zincobotryogen, ZnFe3+(SO4)(2)(OH)center dot 7H(2)O: validation as a mineral species and new data

文献类型:期刊论文

作者Yang, Zhuming1; Giester, Gerald2; Mao, Qian1; Ma, Yuguang1; Zhang, Di1; Li, He1
刊名MINERALOGY AND PETROLOGY
出版日期2017-06-01
卷号111期号:3页码:363-372
ISSN号0930-0708
关键词Zincobotryogen New Mineral Hydrated Sulfate Crystal-structure Refinement Hydrogen Bonds
DOI10.1007/s00710-016-0484-9
文献子类Article
英文摘要Zincobotryogen occurs in the oxidation zone of the Xitieshan lead-zinc deposit, Qinghai, China. The mineral is associated with jarosite, copiapite, zincocopiapite, and quartz. The mineral forms prismatic crystals, 0.05 to 2 mm in size. It is optically positive (2V(calc) = 54.1A degrees), with Z parallel to b and X boolean AND c = 10 degrees. The elongation is negative. The refractive indices are n (alpha) = 1.542(5), n (beta) = 1.551(5), n (gamma) = 1.587(5). The pleochroism scheme is X = colorless, Y = light yellow, Z = yellow. Microprobe analysis gave (in wt%): SO3 = 38.04, Al2O3 = 0.04, Fe2O3 = 18.46, ZnO = 13.75, MgO = 1.52, MnO = 1.23, H2O = 31.06 (by calculation), Total = 104.10. The simplified formula is (Zn,Mg)Fe3+(SO4)(2)(OH).7H(2)O. The mineral is monoclinic, P12(1)/n1, alpha = 10.504(2), b = 17.801(4), c = 7.1263(14) angstrom, and beta = 100.08(3)degrees, V = 1311.9(5) (3), Z = 4. The strongest lines in the powder X-ray diffraction pattern d(I)(hkl) are: 8.92 (100)(110), 6.32 (77)(-101), 5.56 (23)(021), 4.08 (22)(-221),3.21 (31)(231), 3.03 (34)(032), 2.77 (22)(042). The crystal structure was refined using 2816 unique reflections to R1(F) = 0.0355 and wR2(F (2)) = 0.0651. The refined formula is (Zn0.84Mg0.16)Fe3+(SO4)(2)(OH).7H(2)O. The atomic arrangement is characterized by chains with composition [Fe3+(SO4)(2)(OH)(H2O)](2-) and similar to 7 angstrom repeat distance running parallel to the c-axis. The chain links to a [MO(H2O)(5)] octahedron (M = Zn, Mg) and an unshared H2O molecule, and forms a larger chain building module with composition [M Fe-2+(3+)(SO4)(2)(OH)(H2O)(6)(H2O)]. The inter-chain module linkage involves only hydrogen bonding.
WOS关键词LEAD-ZINC DEPOSIT ; CRYSTAL-STRUCTURE ; SULFATE MINERALS ; BOND-VALENCE ; BOTRYOGEN ; SIDERONATRITE ; SPECTROSCOPY ; CHEMISTRY ; POLYTYPE
WOS研究方向Geochemistry & Geophysics ; Mineralogy
语种英语
出版者SPRINGER WIEN
WOS记录号WOS:000401789200005
资助机构National Natural Science Foundation of China(41272063) ; University of Vienna ; National Natural Science Foundation of China(41272063) ; University of Vienna ; National Natural Science Foundation of China(41272063) ; University of Vienna ; National Natural Science Foundation of China(41272063) ; University of Vienna
源URL[http://ir.iggcas.ac.cn/handle/132A11/52932]  
专题地质与地球物理研究所_离退休科研人员
通讯作者Giester, Gerald
作者单位1.Chinese Acad Sci, Inst Geol & Geophys, POB 9825, Beijing 100029, Peoples R China
2.Univ Wien, Inst Mineral & Kristallog, Althanstr 14, A-1090 Vienna, Austria
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Yang, Zhuming,Giester, Gerald,Mao, Qian,et al. Zincobotryogen, ZnFe3+(SO4)(2)(OH)center dot 7H(2)O: validation as a mineral species and new data[J]. MINERALOGY AND PETROLOGY,2017,111(3):363-372.
APA Yang, Zhuming,Giester, Gerald,Mao, Qian,Ma, Yuguang,Zhang, Di,&Li, He.(2017).Zincobotryogen, ZnFe3+(SO4)(2)(OH)center dot 7H(2)O: validation as a mineral species and new data.MINERALOGY AND PETROLOGY,111(3),363-372.
MLA Yang, Zhuming,et al."Zincobotryogen, ZnFe3+(SO4)(2)(OH)center dot 7H(2)O: validation as a mineral species and new data".MINERALOGY AND PETROLOGY 111.3(2017):363-372.

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来源:地质与地球物理研究所

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