1.
As magma rises under the mid-ocean ridge, ferromagnetic minerals in the magma become magnetized in the direction of the geomagnetic field.
当岩浆从中海脊下涌起的时候，岩浆中的磁铁矿物质按地磁场的方向被磁化。
2.
The sulfide assemlage consists largely of pyrrhotite, pentlandite, chalcopyrite, and pyrite.
硫化物集体大部由磁黄铁矿、镍黄铁矿、黄铜矿及黄铁矿组成。
3.
Improvement of Determination Method for Magnetic Iron in Phase Analysis for Iron Ore
铁矿石物相中磁性铁测试方法的改进
4.
At pegmatite contacts the composition changes to chalcopyrite, millerite, pyrite, and violarite accompanied by magnetite and hematite.
在伟晶岩接触带，硫化物成分变为黄铜矿、针镍矿、黄铁矿及硫镍铁矿，伴生有磁铁矿和赤铁矿。
5.
Many iron minerals are only slightly magnetic.
不少铁矿物只有微弱的磁性。
6.
Study on the Process Mineralogy of Weakly Magnetic Iron Ore from Meishan
梅山弱磁性铁矿石工艺矿物学特性研究
7.
4. The branch shape crystallite is mainly composed of iron oxides, i. e. magnetite.
(4) 树枝状晶体主要是由铁的氧化物——磁铁矿组成。
8.
Other organisms have small areas in which the magnetic mineral known as magnetite is concentrated.
其他一些生物有一个被称作磁铁矿的磁性矿物集中的小区域。
9.
Base metals and gold are often found in association with magnetic minerals such asmagnetite and pyrrhotite.
某些贱金属以及金常常与磁铁矿和磁黄铁矿这类磁性矿物一起被发现。
10.
Bio-oxidation of Pyrite, Chalcopyrite, Pyrrhotite and Galena by Acidithiobacillus Ferrooxidans;
氧化亚铁硫杆菌对黄铁矿、黄铜矿、磁黄铁矿和方铅矿的生物氧化作用研究
11.
Many ultrabasics type nephrites have bright green colour and have ore dissemination with magnetite, chromite and sulfide.
超基性岩型软玉多为亮绿色,常有磁铁矿、铁矿和硫化物浸染。
12.
Physical and chemistry characteristics on flash magnetic roasting of complicated iron minerals
复杂铁矿物闪速磁化焙烧前后的物化特征
13.
RECOVERY OF RARE-EARTH MINERALS FROM TAILINGS OBTAINED AFTER THE REDUCTION ROAST AND MAGNETIC SEPARATION OF BAO TOU IRON ORES
从包头铁矿石还原焙烧磁选尾矿中浮选回收稀土矿物
14.
THE STUDY ON THE NATURE OF CEMENTATION OF KAOLINITE WITH GOETHITE BY MAGNETISM OF SUBSTANCE
从物质的磁性看高岭土与针铁矿的胶结本质
15.
Flash magnetic roasting and microstructure characteristics&phase transformation of iron minerals
闪速磁化焙烧及铁矿物的微观相变特征
16.
Iron ores of greatest economic interest contain magnetite and hematite.
最具有经济价值的铁矿包括磁铁矿和赤铁矿。
17.
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．
18.
STUDY ON MINERALOGY CHARACTERISTICS AND MAGNETIC SEPARATION OF WHENSHANG LOW GRADE IRON ORE
山东汶上低品位铁矿石的矿物学特征及磁选实验研究