10 sentences

1. 这些矿石含有高比例的铁。

   zhè​xiē kuàng​shí hán​yǒu gāo bǐ​lì de tiě.

   These ores contain a high percentage of iron.

   Source: Dong Chinese Dictionary

2. 铁矿石在高温下会被熔为铁水。

   tiě kuàng​shí zài gāo​wēn xià huì bèi róng wéi tiě​shuǐ.

   Iron ore melts into molten iron at high temperatures.

   Source: Dong Chinese Dictionary

3. 这种矿石的品位达到了开采标准。

   zhè zhǒng kuàng​shí de pǐn​wèi dá​dào le kāi​cǎi biāo​zhǔn.

   The grade of this ore has met the mining standard.

   Source: Dong Chinese Dictionary

4. 这种金子是从矿石中提炼出来的。

   zhè zhǒng jīn​zi shì cóng kuàng​shí zhōng tí​liàn chu​lai de.

   This gold is refined from ore.

   Source: Dong Chinese Dictionary

5. 变质作用形成了许多独特的矿石。

   biàn​zhì zuò​yòng xíng​chéng le xǔ​duō dú​tè de kuàng​shí.

   Metamorphism has formed many unique minerals.

   Source: Dong Chinese Dictionary

6. 这种特殊的矿石中提取出了微量的铀。

   zhè zhǒng tè​shū de kuàng​shí zhōng tí​qǔ chū le wēi​liàng de yóu.

   Trace amounts of uranium were extracted from this special ore.

   Source: Dong Chinese Dictionary

7. 这种矿石是由许多微小的晶体组成的。

   zhè zhǒng kuàng​shí shì yóu xǔ​duō wēi​xiǎo de jīng​tǐ zǔ​chéng de.

   This mineral is composed of many tiny crystals.

   Source: Dong Chinese Dictionary

8. 这种大型粉碎机能将矿石加工成粉末。

   zhè zhǒng dà​xíng fěn​suì​jī néng jiāng kuàng​shí jiā​gōng chéng fěn​mò.

   This large-scale crusher can process ore into powder.

   Source: Dong Chinese Dictionary

9. 这种矿石在黑暗中会放出微弱的绿光。

   zhè zhǒng kuàng​shí zài hēi'àn zhōng huì fàng​chū wēi​ruò de lǜ guāng.

   This kind of ore emits a faint green light in the dark.

   Source: Dong Chinese Dictionary

10. 在矿石加工过程中，精选是至关重要的一步。

    zài kuàng​shí jiā​gōng guò​chéng zhōng, jīng​xuǎn shì zhì​guān​zhòng​yào de yī bù.

    In ore processing, concentration is a crucial step.

    Source: Dong Chinese Dictionary