杨木桥子沟片麻岩地质特征及其意义  

The geologic features of the Yangmuqiaozigou gneiss and its significance

作　　者：刘培喜[1] 

机构地区：[1]长春科技大学工程硕士986班,吉林长春130026

出　　处：《吉林地质》2000年第1期51-57,共7页Jilin Geology

摘　　要：本文阐述了杨木桥子沟片麻岩地质特征 ,探讨了成因机制、变形期次及成岩时代 ,推断了古陆壳存在的可能。In this paper, the geologic features of the Yangmuqiaozigou gneiss are described. The genetic mechanism, deformational atages and lithogenetic time are discussed as well as the existing possibility of the paleocontinental crust is also deduced.

关 键 词：片麻岩 韧性变形 古陆壳 地质特征 

分 类 号：P588.345[天文地球—岩石学]