以下为句子列表：
英文: Based on a brief analysis of the genesis of hematite, the authors hold that hematite in red granite was mostly produced under the condition of high oxygen fugacity.
中文: 本文对赤铁矿的成因作了简要分析，认爲红色花岗岩中的赤铁矿大多为高氧逸度条件下的产物。
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英文: Hematite mainly occurs in cleavage cracks and microfissures of such minerals as feldspar, and the higher the hematite content, the deeper the red color.
中文: 赤铁矿主要赋存在长石等矿物的解理缝及其显微缝隙中，赤铁矿的含量越多，颜色越红。
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英文: The artificial synthesis of hematite in granite can turn the color of common ligh-colored granite from grey or yellowish pink to red, which is of some significance in raising the utilization coefficient of common granite.
中文: 通过在花岗岩中人工合成赤铁矿，可使普通浅色（灰白、浅肉红色）花岗岩改变为红色，对提高普通花岗岩的利用率有一定意义。
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英文: The beheviour of four low-molecule weight organic acid lactic acid,hydroxy-acetic acid,mercapto-acetic acid,glyconic acid as iron-containing silicate-aegirines depressants on the hematite direct flotation is investigated in this paper.The results of flota
中文: 本文研究了四种小分子有机酸抑制剂乳酸、羟基乙酸、巯基乙酸、葡糖酸在赤铁矿正浮选中对含铁硅酸盐脉石霓石的抑制行为，纯矿物、人工混合矿与实际矿石浮选实验均证明了它们具有良好的选择性抑制作用，可以成功地实现赤铁矿与霓石的浮选分离。
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英文: The colour of illite jade is of distinct gradation which is related to the content of hematite in different sedimentary bed.
中文: 该玉石的颜色层次结构清楚，分界明显，与不同沉积层中赤铁矿的质量分数有关。
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