a hard gray lustrous metallic element that is highly corrosion-resistant; occurs in niobite and fergusonite and tantalite.
一种坚硬有光泽的灰色金属元素，抗腐蚀性极强，见于铌铁矿、褐钇铌矿和钽铁矿中。
a brown-to-yellow mineral that is a phosphate of yttrium in crystalline form.
一种褐色到黄色的矿物，是钇的磷酸盐，呈晶体状。
A reddish-brown phosphate mineral containing rare-earth metals, (Ce, La, Y, Th)PO4, important as a source of cerium and thorium.
独居石一种含有稀土（铈、镧、钇、钍）的浅红褐色磷矿，分子式为PO4，它是铈和钍的重要来源
niobate-titanate-tantalate ore
铌酸盐－钛酸盐－钽酸盐矿
a soft silvery metallic element; a rare earth of the lanthanide series; it occurs in gadolinite and monazite and xenotime.
一种软质的银色稀土属金属元素，见于硅铍钇矿、独居石和磷钇矿中。
The Thermodynamic Analysis and Experiment Research on Niobium Enrichment of Baogang Tailing
包钢含铌尾矿铌富集的热力学分析和实验研究
a black mineral that is an ore of niobium and tantalum.
一种黑色矿物，是铌、钽矿石。
Mineral Characterize and Synthetic Utilization of Tantalum and Niobium Tail Sand
钽铌矿尾砂的矿物特征及其综合利用
New Extractional Process for Separation of the Rare Earth Mineral with Middle Y and Rich Eu
中钇富铕稀土矿萃取分离新工艺研究
YTTROCEBERYSITE,A NEW Ce-Be-RICH SILICATE
羟硅铍钇铈矿——一个富铈、铍硅酸盐新矿物
The Procession and Performance Investigation of Ni-Ta Tailing Glass-Ceramics;
铌钽尾矿微晶玻璃的制备与性能研究
Study on Solid-Phase Synthesis and Mechanism of Carbothermal Reduction of Niobite
铌铁矿固相合成及碳热还原机理研究
The pyrite and siderite associated with the ores have been oxidized into limonite, hemitite and goethite.
黄铁矿、菱铁矿变为褐铁矿、赤铁矿和针铁矿。
Design and Research on Tailing Pond Closure in a Certain Ta/Nb Mine
某钽铌矿尾矿库闭库整治工程设计研究
GEOLOGY AND PROSPECTING POTENTIALITY OF DANZHU NB-TA MULTIMETALLIC DEPOSIT IN GONGSHAN,YUNNAN
云南贡山丹珠铌钽多金属矿床地质及找矿潜力
THE ORE-PROSPECTING EFFECT OF RADON GAS SURVEY ON THE OUTSKIRTS OF THE LIMU Sn,Nb,Ta ORE DEPOSIT
氡气测量在栗木锡铌钽矿外围的找矿效果
a metallic element of the rare earth group; used in lasers; occurs in apatite and monazite and xenotime and ytterbite.
稀土属金属元素，用于激光中，见于磷灰石、独居石、磷钇矿和硅铍钇矿中。
a mineral consisting of scandium yttrium silicate; a source of scandium.
一种由钪钇硅酸盐组成的矿物，是钪的来源。