نتایج جستجو برای: phyllite
تعداد نتایج: 124 فیلتر نتایج به سال:
После выявления на Кавказе в начале 70-х годов ХХ века тектонических покровов стало понятно, что последовательность нижне(?) и среднепалеозойских пород древнего ядра Большого Кавказа является тектоно-стратиграфической образует аккреционную колонну. Считалось, современном виде она была сформирована главную фазу герцинского орогенеза представлена несколькими системами покровов. В работах кавказск...
Seven structural units with distinct kinematics have been recognized in the northwestern Dabie Shan (114°E– 115°E and 31°N–32°N), east-central China. They are, from north to south: (1) the north-verging Mafan fold belt (MFB) involving early Paleozoic metamorphic rocks; (2) the Liangting melange belt (LMB), which is separated from the MFB by a south-dipping thrust and consists of gneissic and ma...
introduction the area of this study is located near hamadan within the sanandaj - sirjan tectonic zone. in the hamadan area, consisting mainly of mesozoic plutonic and metamorphic rocks, aplites and pegmatites locally contain garnets.(baharifar et al., 2004, amidi and majidi, 1977; torkian, 1995. garnet-bearing schists and hornfelses in the area are products of regional metamorphism shown by sl...
Cylcons are common in Australia, reported early accounts (e.g., by Etheridge, McCarthy) as spiritually important for Aboriginal people, but where the Indigenous perspectives on these stones? Here we provide two stories about our engagement with objects and then look at an archaeological excavation that allowed culture science to come together helping us interpret stones. Les cylcons sont objets...
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