晶石

The development and application of raw minerals and products of spinels are also briefly introduced.

的其它应用，如轴承及颜料等也取得了较大的发展。

From all possible members of the spinel groups， hercynite and galaxite， were found to be the most efficient.

在所有可能的矿族成员中，铁锰被发现是最有效的(添加剂)。

It`s made from periclasite,magnesite aluminium spinel,chrome ore as raw material.

以方镁、镁、铬矿为主相的中性耐火制品。

The exoplanet's atmosphere condenses out minerals such as enstatite, corundum, spinel, and wollastonite.

这颗系外行的大气冷凝后产生矿物，如：顽火辉、刚玉、灰。

As for mica type cyanite,using single flotation process including one roughing and three cleanings,good beneficiation indexes were obtained.

河南隐山蓝矿伴生有金红、云母英等矿物可综合利用。

The practice showed that the blast furnace slags mainly consisted of melilite,cuspidine,bivalent metallic sulphide and Ce-Ca silica.

黄长、枪、二价金属硫化物、铈钙是构成高炉渣的主要矿物。

The composition, technique and characters about the manganite based NTC thermistor materials were reviewed in this paper.

摘要本文对含锰系列热敏电阻材料的组成、制备工艺性能给予了评述。

The major metal minerals recycled include tantalum niobite, fine spar, tantalum aeschynite, wolframite and scheelite, which have large density of generally 5 to 7.

主要回收的金属矿物钽铌铁矿、细、钽易解、黑钨矿、白钨矿，密度比较大，一般为5~7。

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

杂质矿物见有菱铁矿，铁白云，方解，重、黄铁矿，锐钛矿，金红，碎屑英，云母（或水云母），水等。