矿样是指为了研究矿产的质量，从矿体或已采下的矿石中所采集的、少量有代表性的矿石样品。
磁铁矿和石英的混合矿样采用磁选分离。
The mixture of magnetite and quartz was separated by magnetic separation.
这些细菌是从格陵兰冰川冰中钻取的矿样中提取的。
The bugs were extracted from a core sample drilled from glacier ice in Greenland.
金矿样品加工制备流程的选择会直接影响化验分析质量。
The choice of gold ore sample preparation flow will directly influence the assay quality.
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