锐钛矿

Electronmicroscopic examination shows that Ti-oxide (rutile or anatase) is replaced by brannerite, indicat-ing the metasomatic origin of brannerite.

在电镜下观察到铀氧化（红石或锐）交代关系，说明铀是交代。

The mineral assemplege of the deposit is composed of diaspore, kaolin, illite, chlorite, hematite, anatace and rutile with tourmaline, zircon, goyazite in less.

该物组为一水硬铝石、高岭石、伊利石、绿泥石,赤铁、锐和红石。此外,还有电气石、锆英石、磷铝锶等微量物。

The alabandite and getchellite of hydrothermal origin, cement anatase of alkaline volcanic origin, and the high content of chlorite in coal were fist found in coals.

在西南地区晚二叠世煤中首次发现了热液硫锰和硫砷锑、碱性火山灰胶态锐和陆源碎屑斜绿泥石。

There is siderite, iron dolomite , calcite, Barite, pyrite, anatase, rutile, piece quartz, the mica ( or hydromica ), diaspore,etc. in the impurity in the mineral .

杂质物见有菱铁，铁白云石，方解石，重晶石、黄铁，锐，红石，碎屑石英，云母（或水云母），水铝石等。