菱铁矿
成分FeCO3，含Fe 48.2%。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。浅褐色，但由于所含低价铁易于氧化，致使颜色转变为深褐、黑褐色。玻璃光泽。硬度3.5～4.5。解理平行菱面体｛1011｝完全。密度3.9克/厘米3。热液成因和外生沉积成因，后者常产于煤系地层内，并具结核状等形态特征。是炼铁的矿石矿物。
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contributed at 2011-09-29
Classification(s)
●
Earth System(in Chinese) Mineralogy
Detailed Description
| English |
|---|
| Name | siderite |
| Chinese |
|---|
| Name | 菱铁矿 |
| Description | 成分FeCO3，含Fe 48.2%。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。浅褐色，但由于所含低价铁易于氧化，致使颜色转变为深褐、黑褐色。玻璃光泽。硬度3.5～4.5。解理平行菱面体｛1011｝完全。密度3.9克/厘米3。热液成因和外生沉积成因，后者常产于煤系地层内，并具结核状等形态特征。是炼铁的矿石矿物。 |
How to Cite
NNU_Group (2011). 菱铁矿, Concept & Semantic, OpenGMS,
https://geomodeling.njnu.edu.cn/repository/concept/ffde94aa-0f96-40fb-b8bb-54575db24038
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