Shock melting and fractional crystallization of meteorite minerals under dynamic high-pressures and their geochemical significance
动态高压下陨石矿物的冲击熔融和分离结晶及其地球化学意义
Current situation of titanium ore industry and influence of titanium ore to titanium dioxide industry in China are introduced.
介绍了国内外钛矿产业的现状以及钛矿产业对中国钛白工业的影响,讨论了如何合理利用钛矿资源,并预测了其未来发展。
Prospecting titanium ore in metamorphic rocks is feasible in geology in Xiaoqinling area,in which several occurrences of rutile and ilmenite mineralization have been discovered.
小秦岭地区具有寻找变质岩型等钛矿的地质条件,并已发现有多处金红石、钛铁矿线索。
Shock melting and fractional crystallization of meteorite minerals under dynamic high-pressures and their geochemical significance
动态高压下陨石矿物的冲击熔融和分离结晶及其地球化学意义
In particular, geochemists look for excesses of 26Mg in meteorite minerals that contain abundant aluminum but not much magnesium.
更具体的说，地球化学家试图在富含铝但镁含量不多的陨石矿物中，寻找过量的镁26。
The Petrography,Mineral Chemistry of 6 New Unequilibrated Ordinary Chondrites Collected from the Grove Mountains,Antarctica
南极格罗夫山6块非平衡型普通球粒陨石的矿物-岩石学特征
Some of the water ponded in the crater, forming the layers of hematite-bearing sediments.
一部份的水在陨石坑里形成水塘，造成一层层含有赤铁矿的沉积物。
a mineral form of vitreous or glassy silica; formed by the melting of quartz sand (as by lightning or a meteorite).
一种玻璃质或象玻璃的硅石矿物，由在闪电或陨星的作用下熔化的石英砂构成。
of or pertaining to certain stony meteorites.
有石陨石或由某种石陨石组成的。
of or relating to or caused by meteorites.
属于或关于陨石的，或由陨石引起的。
A chiefly siliceous meteorite.
石陨主要由矽土构成的陨石
A stone of meteoric origin characterized by chondrules.
球粒陨石以粒养体为特征的陨石
The useful ore mineral is barite and the gangue minerals are mainly calcite, clay mineral and quartz et al.
矿石矿物为重晶石，脉石矿物主要有方解石、粘土矿物和石英等。
A scar on the earth's surface left from the impact of a meteorite.
陨星坑陨石对地表冲击所造成的痕迹
PHYSICAL PROPERTIES, MAJOR ELEMENT COMPOSITION AND COMPLICITY OF PARENT MATERIAL OF MICROTEKTITES FROM ODP CORE 1144
南海ODP1144孔微玻璃陨石物理化学性质及母源物质的复杂性
To dig a mine in(the earth) to obtain ore or minerals.
开矿在（地下）开矿以获得矿石或矿物
An excavation in the earth from which ore or minerals can be extracted.
矿，矿井采掘矿石或矿物的地下坑道
No. He's checking out a meteorite that hit near him.
还没。他在查看陨石
of or relating to micrometeorites.
属于或关于微小陨石的。
It must be a meteorite.
它肯定是一块陨石。
LL group chondrite
低铁低金属群球粒陨石