itabirite是什么意思

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用法例句

ore forming hydrothermal solution constituent,ore forming temperature,hydrogen and oxygen isotope,Rb Sr isopleth,etc,it is proved to be an altered wallrock type of gold deposit appearing in beresitization vein,thus opening favorable prospects of finding gold in this area.

研究了胶东地区新发现的辉寨金矿床 ,依据围岩蚀变分带特征 ,成矿热液组分、成矿温度、氢氧同位素、Rb—Sr等时线数据等 ,该矿床为产于黄铁绢英岩中的蚀变岩型金矿床 ,由此扩大了该区找金前

The early alterations of mineralization were the biotitization and potassium feldsparization,and mainly the pyritized phyllite and pyritized fluoritization argillization in the mineralization period,and but the carbonatization in the postore period.

成矿早期蚀变为黑云母化、钾长石化；成矿期主要是黄铁绢英岩化、黄铁萤石泥英岩化；而成岩后期则主要为碳酸盐化。

Exploration conditions of buried magnetite-quartzite type iron deposit covered by Mesozoic strata in Zhangbaiwan,Hebei Province

河北张百湾中生代盖层下隐伏磁铁石英岩型铁矿床的勘查条件

An area about half-a-mile in diameter is surface strewn with blocks of magnetitite.

在直径约1／2英里的地区的地表上有磁铁岩转石分布。

The garnet pyroxenite consists mainly of garnet and clinopyroxene with minor amounts of Mg-Al spinel, magnetite, tremolite, orthopyroxene, and olivine.

该石榴石辉石岩是由石榴子石、斜辉石以及镁铝尖晶石、铁矿和磁铁矿组成。

Oxygen Isotopic Composition of Magnetite and Diopside in Rock Containing Ore and Oxygen Isotopic Equilibrium Temperature of Fan Shan Complex

矾山杂岩体含矿岩带磁铁矿辉石氧同位素及同位素平衡温度

Magnetic Petrology of the High Fe-Ti Eclogite from the Chinese Continental Scientific Drilling(CCSD) Main Hole

中国大陆科学钻探主孔高铁钛榴辉岩的磁性岩石学

Yingmailai Granitic Intrusion in the Southern Tianshan:Magnetite-series or Ilmenite-series?

南天山英买来花岗岩:磁铁矿系列还是钛铁矿系列?

Magnetic Property and Environmental Magnetism Significance of Surface Soil Derived from Quartzite

发育于石英岩之上的表土磁学性质及其环境磁学意义

Study on Separation of Magnetite and Silica by Using Cationic Collector;

阳离子捕收剂分离磁铁矿和石英的研究

Goethite as the main remanent bearing exists only in rocks of Tianjingshan formation,Early Ordovician.

个别地层单元的岩石中以极低居里点的针铁矿为主要载磁矿物．

A rock containing enough iron to permit commercial extraction; an iron ore.

铁矿石含有足够商业开采用铁量的岩石；铁矿石

Specification for methods of rocks for railway engineering

铁路工程岩石试验规程

A piece of magnetite that has magnetic properties and attracts iron or steel.

天然磁石有磁性的磁铁矿，能吸引铁或钢

Research Progress in Microwave Property and Preparation of Barium Hexaferrite

磁铅石钡铁氧体吸波性能与制备方法研究进展(英文)

Rock Magnetism of the Carbonates in Doushantuo Formation in Yichang, South China;

宜昌陡山沱组碳酸盐岩岩石磁学研究

This is a cliff composed of quartz sandstone that is well bedded.

由石英砂岩构成的悬崖，岩石层理发育。

The pyroclastic rock fragments comprise quartzite, schist, gneiss, basalt, andesite, rhyolite and quartz.

火成岩的碎块成分主要为石英岩、岩、麻岩、武岩、山岩和流纹岩.

The cardium sandstone is lithic, being composed of grains of chert, quartz, quartzite, silicified argillite, and other rock fragments.

卡迪砂岩是岩屑砂岩，由燧石，石英、石英岩、硅化泥板岩和其它岩石碎屑颗粒所组成。

Cu-Fe-Ni sulfides are disseminated both in the core of titaniferous iron ore and in the diallagite pegmatoid.

Cu-Fe-Ni硫化物星散分布于钛磁铁矿核心部分以及易剥辉石似佛晶岩中。