Large-scale foliation boudinage in gneisses |
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| Institution: | 1. National Center for Seismology, New Delhi 110003, India;2. Department of Geology, HNB Garhwal University, Srinagar Garhwal 246174, India;3. Department of Earth & Environmental Science, IISER Mohali, Mohali 140306, India;4. Birbal Sahni Institute of Palaeosciences, Lucknow 226007, India;5. Physical Research Laboratory, Navrangpura, Ahmedabad 380009, India;1. Lanzhou Institute of Seismology, China Earthquake Administration, Lanzhou 730000, China;2. State Key Laboratory of Earthquake Dynamics, Institute of Geology, China Earthquake Administration, Beijing 100049, China;3. Earthquake Administration of Qinghai Province, Xining 810001, China;1. State Key Laboratory of Earthquake Dynamics, Institute of Geology, China Earthquake Administration, Beijing 100029, China;2. School of Earth Sciences and Engineering, Sun Yat-Sen University, Guangzhou 510275, China;3. Earth Observatory of Singapore, Nanyang Technological University, Nanyang 639798, Singapore;4. Sichuan Earthquake Administration, Chengdu 610041, China |
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| Abstract: | Large-scale extensional structures in gneisses (symmetric and asymmetric foliation boudinage, C' type shears) are common in crustal-scale shear zones and may constitute shear criteria, as well as being indicators of high strain. |
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