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玉华山高位侵入杂岩定位机制
The fixed position mechanism of high intrusive mixtite in Yuhua mountain
【摘要】 高位侵入杂岩独特的成岩环境使其形成了一套与深成岩体不同的构造 ,这些构造为分析岩体的定位提供了依据。区域构造的演化与伴随早期超单元定位所形成的一系列构造 ,共同影响着超单元定位方式的选择。玉华山杂岩定位受到第一、第二和第三序次构造的控制 ,先后以隐爆拓宽、破火山口塌陷、岩墙扩张机制定位
【Abstract】 The formation which is different from pluton is developed by diagenetic circumstance of high intrusive plutonic in Yuhua mountain. It offers evidences for analysis of rock fixed position. the pattern of super\|unit allocation is affected by both regional structure and a series of structure along with early phase in super\|unit fixed position. This paper elaborates the formation lie in first, second and third sequence control high intrusive plutonic in Yuhua mountain, the allocation depend on blasting widening, cauldron subsidence and dike expansion successively.
【关键词】 江西;
高位侵入岩;
定位机制;
岩体内部构造;
【Key words】 JX; high intrusive mixtite:fixed position mechanism; inner structure of rock.;
【Key words】 JX; high intrusive mixtite:fixed position mechanism; inner structure of rock.;
- 【文献出处】 华东地质学院学报 ,Journal of East China Geological Institute , 编辑部邮箱 ,2001年02期
- 【分类号】P552
- 【被引频次】3
- 【下载频次】138