The mineral components of nodules are mainly pyrolusite, psilomelane and limonite.
锰结核主要由硬锰矿、 软锰矿、褐铁矿构成。
The main silver-bearing minerals were psilomelane, pyrolusite, limonite, galena, pyrite and sphalerite.
主要载银矿物有硬锰矿、软锰矿、褐铁矿、方铅矿、黄铁矿和闪锌矿。
It is studied that most of tungsten in ore occurs in secondary psilomelane in the form of adsorbed ions.
通过研究得出，矿石中钨绝大部分是呈离子吸附形式赋存于次生硬锰矿中。
Ore minerals are composed of psilomelane, pyrolusite, braunite, rhodochrosite and manganocalcite and gangue minerals are composed of magnetite, goethite and pyrite and so on.
矿石矿物主要有硬锰矿、软锰矿、褐锰矿、菱锰矿、钙菱锰矿等。脉石矿物主要有磁铁矿、针铁矿、黄铁矿等。
Ore minerals are composed of psilomelane, pyrolusite, braunite, rhodochrosite and manganocalcite and gangue minerals are composed of magnetite, goethite and pyrite and so on.
矿石矿物主要有硬锰矿、软锰矿、褐锰矿、菱锰矿、钙菱锰矿等。脉石矿物主要有磁铁矿、针铁矿、黄铁矿等。
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