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- Rare mineral and rock atlas in Inner Mongolia II. 内蒙古珍矿奇石图谱2。
- In course of sinking the well-shaft they came upon a deposit of a very rare mineral. 在把钻杆插入井下的过程中，他们意外地发现了一种稀有矿物的矿床。
- In course of sinking the welt-shaft they came upon a deposit of a very rare mineral. 在凿井中，他们，偶然发现一个稀有矿物的矿床。
- Ilvaite is a rare mineral of calcium-iron-bearing silicate. 黑柱石是一种少见的含钙铁硅酸盐矿物。
- In course of sinking the welt - shaft they came upon a deposit of a very rare mineral. 在凿井中，他们，偶然发现一个稀有矿物的矿床。
- Faustite is one of rare minerals and has been found in Nevada, USA. 摘要锌绿松石是很少见的矿物，目前已知仅美国内华达州有产出。
- Studying the spreading circumstance of meteorite crater group, will be very economically valuable to the research of spreading rule and reasonable development of rare mineral water, special mineral. 掌握陨石坑群的分布状况，对珍稀矿泉水、特种矿物等资源分布规律的研究和合理开发也有着重大的经济价值。
- Rare Mineral Mansfieldite normally formed small white crystals or rounded aggregates. However, this specimen appeared to be pink. The color is given by the impurity of Cobalt in the specimen. 罕见矿物砷铝石;一般为白色细小的晶体;或者是团块状.;此标本为粉红色的是因为内含微量的钴
- Study on a Rare Mineral: Blue K-Na Richterite 罕见的蓝色饵-纳透闪石研究
- Blue aragonite is rarely mineral assumed resembling fibers. These aggregation are brightly blue and likes mountain. The form is beautiful and it is of good sight value. 蓝文石是一种较少见的矿物晶体.;常呈纤维状产出
- He doubles the parts of a farmhand and a miner. 在这出戏里他既扮演雇农又扮演矿工。
- It was in the days when motorcars were rare. 那是在汽车还罕见的时代。
- a rare mineral that is an important source of cesium. 一种稀有矿物，是铯的重要来源。
- It possessed rich mineral deposits, including gold. 它拥有丰富的矿藏，包括黄金。
- A top hat is a rare sight these days. 高顶大礼帽现在已不多见。
- I must admit I am very fond of collect rare book. 我得承认我很喜欢海内珍本。
- The country possesses rich mineral resources. 这个国家有丰富的矿产资源。
- It's very rare for him to be so late. 他很少迟到。
- No potassium did we find in this mineral. 在这种矿石中我们没有发现钾。
- A miner's lamp is fixed onto his helmet. 矿灯固定在矿工的头盔上。
