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鋇硬錳礦

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鋇硬錳礦
鋇硬錳礦,標本地點:密西根州馬凱特
基本資料
類別氧化物矿物
化学式(Ba,H
2
O)
2
(Mn4+,Mn3+)
5
O
10
晶体分类棱柱形
晶体空间群C2/m
性質
晶系单斜晶系
莫氏硬度6-6.5
光澤亞金屬光泽
條痕藍色至黑色

鋇硬錳礦(法語:Romanèchite[1]((Ba,H
2
O)
2
(Mn4+,Mn3+)
5
O
10
)是一種礦物質混合物,主要成分為硬锰矿組[2],大多數硬锰矿組不是純礦,鋇硬錳礦是有價的錳礦石,用於煉鋼鈉電池生產[3]。屬單斜晶系結構,硬度6,比重4.7-5。鋇硬錳礦是由氧化錳八面體形成的結構[4]

鋇硬錳礦與赤鐵礦重晶石軟錳礦石英等錳氧化物礦物伴生。產地包括中國大陸[5]法國德國英國巴西印度美國亞利桑那州弗吉尼亚州田納西州密歇根州,以及整個阿巴拉契亚山脉[6]

參考文獻

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  1. ^ Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols". Mineralogical Magazine. 85 (3): 291–320. Bibcode:2021MinM...85..291W. doi:10.1180/mgm.2021.43. S2CID 235729616.
  2. ^ Romanechite, Mindat.org
  3. ^ Harlow G, Peters J, Prinz M (1977). "Oxides and Htdroxides.". Simon & Schuster's Guide to Rocks and Minerals. New York: Simon & Schuster.
  4. ^ Post JE (March 1999). "Manganese oxide minerals: crystal structures and economic and environmental significance". Proceedings of the National Academy of Sciences of the United States of America. 96 (7): 3447–54. Bibcode:1999PNAS...96.3447P. doi:10.1073/pnas.96.7.3447. PMC 34287. PMID 10097056.
  5. ^ Li JY, Wu XL, Zhang XH, Lü HY, Wang G, Guo JZ, et al. (October 2015). "Romanechite-structured Na(0.31)MnO(1.9) nanofibers as high-performance cathode material for a sodium-ion battery". Chemical Communications. 51 (80): 14848–51. doi:10.1039/C5CC05739F. PMID 26344149
  6. ^ Carmichael SK, Doctor DH, Wilson CG, Feierstein J, McAleer RJ (2017-09-01). "New insight into the origin of manganese oxide ore deposits in the Appalachian Valley and Ridge of northeastern Tennessee and northern Virginia, USA". GSA Bulletin. 129 (9–10): 1158–1180. doi:10.1130/B31682.1. ISSN 0016-7606