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1)  Gold-siderite formation
金-菱铁矿建造
2)  Wutai mountain area
铁建造金矿
1.
The formation of BIF hosted gold deposits in Wutai mountain area involves two different mineralization processes:primitive mineralization process and superimposed mineralization process.
五台山区铁建造金矿经历初生成矿作用和叠加成矿作用。
3)  BIF-hosted gold deposit
条带状铁建造金矿
1.
BIF-hosted gold deposits are mainly distributed in North China platform and Jiamusi block, and can be divided into five categories: sulphur faces BIF-hosted gold deposits, carbonate faces BIF-hosted gold deposits, carbonate-oxide faces BIF-hosted gold deposits, Silicate-oxide faces BIF-hosted gold deposits and Oxide faces BIF-hosted gold deposits.
我国条带状铁建造金矿主要分布在华北地台和佳木斯地块,分硫化物相、碳酸盐相、碳酸盐-氧化物混合相、硅酸盐-氧化物混合相和氧化物相条带状铁建造金矿五种类型。
4)  banded iron formation gold deposit
条带状铁建造金矿床
5)  siderite [英]['sidərait]  [美]['sɪdə,raɪt]
菱铁矿
1.
Test Research on Beneficiation of Wangjiatan Siderite Ore by Roasting;
王家滩菱铁矿焙烧选矿试验研究
2.
Siderite Magnetization by Suspension Roasting and Effect of Cooling Conditions on Product;
悬浮态磁化焙烧菱铁矿及冷却条件对产品的影响
3.
Explorative Research on Beneficiation of Siderite and Its Development Prospect;
菱铁矿的选矿开发研究与发展前景
6)  pistomesite
菱镁铁矿
补充资料:菱铁矿
菱铁矿
siderite

   铁的碳酸盐矿物,成分为Fe[CO3]。经常有锰、镁等替代铁,形成锰菱铁矿、镁菱铁矿等变种。三方晶系,晶体呈菱面体,晶面往往弯曲;集合体呈粒状、块状或结核状。显晶质球粒状的称球菱铁矿;隐晶质凝胶状的称胶菱铁矿。菱铁矿一般呈灰白或黄白色,风化后呈褐色、褐黑色。莫氏硬度4,比重3.7~4.0,随成分中Mn和Mg含量的升高而降低。热液成因的菱铁矿常见于金属矿脉中;沉积成因的菱铁矿常见于页岩层、粘土层和煤层中。在氧化带易水解成褐铁矿,形成铁帽。菱铁矿大量聚集而且硫、磷等有害杂质的含量小于0.04%时,可作为铁矿石开采。
   
   

菱铁矿标本

菱铁矿标本

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