甘肃肃北县460金矿床地质特征及原生晕地球化学找矿预测
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Geological Characteristics and Primary Palo Geochemical Prospecting Prediction of the 460 Gold Deposit in Subei County,Gansu Province
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图7. B204金矿脉B39剖面元素含量及Au线金属量随深度变化图 |
Fig.7. Variation of B39 profile element content and Au line metal content with depth in B204 gold vein |
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