内蒙古北山小红山岩组变形特征及地质意义
张兆琪
, 潘永胜, 卫彦升, 段春森, 刘畅, 李奎芳
Deformation characteristics and geological significance of Xiaohongshan formation in Beishan Area, Inner Mongolia
ZHANG Zhaoqi
, PAN Yongsheng, WEI Yansheng, DUAN Chunsen, LIU Chang, LI Kuifang
糜棱面理(S
1
)2期叠加褶皱 1.糜棱面理趋势线; 2.韧性剪切带; 3.岩性界线; 4.混杂带内部界线; 5.片理; 6.糜棱面理产状; 7.层理; 8.线理; 9.一期褶皱枢纽(D
0
); 10.二期褶皱枢纽(D
5
、D
6
); S
3
x .小红山岩组; N
2
k .苦泉组; ( myl + Ph )S
3
.强片理化糜棱岩+千枚岩; SS S
3
.强片理化砂岩; β C
1
.变玄武岩; γπ .花岗斑岩脉; δ o.石英闪长岩脉; γδ .花岗闪长岩脉; γδπ .花岗闪长斑岩脉; δ .闪长岩脉