The most common biogenetic minerals are carbonates, sulfides and iron oxides.
最普遍的生物成因矿物有碳酸盐、硫化物和铁的氧化物。
The sample analysis showed that the nature gas at this area belonged to methane biogenetic gas.
气样组分分析表明，该区天然气属甲烷型生物成因气。
The bacteria related to the biogenetic karstification have been found in many samples of gypsum.
在所研究的样品中，都检测到这些可发生生物岩溶作用的菌类。
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