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辽东裂谷中的玉石成矿研究

Yong-jun BAI,Hong-bo WANG,Xiao-gang SHAN

CONTRIBUTIONS TO GEOLOGY AND MINERAL RESOURCES RESEARCH（2005）

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Abstract
辽东裂谷内的辽河群南带为玉石成矿有利部位,大石桥组三段为主蕴矿层,其层间断裂为主要的布矿和储矿构造.辽河期黑云二长花岗岩及其脉岩与富镁质碳酸盐岩接触部位对成矿最有利.玉石产于中-高温、高压、SiO2不饱和的封闭型地质环境中,为层控型热液交代为主的复合成因矿床.
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Key words
east liaoning rift,jade-forming
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