Himalaya: Geological Aspects, Volume 2P. S. Saklani Contributed articles. |
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Page 90
... assemblages , ( iii ) to ( viii ) , correspond to the paragenesis reported from the pelitic and psammopelitic rocks belonging to the greenschist facies . The first three assemblages characterize quartz - albite - epidote - biotite ...
... assemblages , ( iii ) to ( viii ) , correspond to the paragenesis reported from the pelitic and psammopelitic rocks belonging to the greenschist facies . The first three assemblages characterize quartz - albite - epidote - biotite ...
Page 410
... ASSEMBLAGES The distribution of rock assemblages in the investigated area has been influenced mainly by the tectonic overlapping of crusal lamellae ( nappe structure ) ; partly by transversal mega- fold bends ( especially the Arun ...
... ASSEMBLAGES The distribution of rock assemblages in the investigated area has been influenced mainly by the tectonic overlapping of crusal lamellae ( nappe structure ) ; partly by transversal mega- fold bends ( especially the Arun ...
Page 548
... assemblages on the prograde side of the staurolite - biotite isograd in the zones C , D and E and widespread occurrence of chlorite white mica garnet on the low - grade side of the isograd suggest that the reaction at the isograd is chl ...
... assemblages on the prograde side of the staurolite - biotite isograd in the zones C , D and E and widespread occurrence of chlorite white mica garnet on the low - grade side of the isograd suggest that the reaction at the isograd is chl ...
Contents
The Central Himalayan Gneisses in Northern Pakistan | 1 |
LowPressure Metamorphism in a Regionally Metamorphic | 49 |
The Aureole Zone and Metasediments of Dhauladhar Chaori Khas H P | 75 |
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Almora amphibolite andalusite anticline assemblages augen gneiss axes axial plane axis Barun bedding belt Berinag Bhutan biotite Buxa Central Crystallines Chail Chail Nappes chlorite Chomolongma crenulation cleavage Darjeeling developed diagram eastern fabric facies faults feldspar folds foliation Formation fractures Fuchs Gansser Garhwal Garhwal Himalaya garnet Geol Geology girdle gneiss Gondwana grade grains granite gneiss Group Himalaya India isograd Jour Jutogh Khola Khumbu Kumaun kyanite Lesser Himalaya limestone lithological lower Main Central Thrust Makalu Massif mesoscopic metasediments mica schist micaceous migmatites mineral lineation muscovite mylonitic nappe Nepal occur orientation parallel pelitic Phaplu phase of deformation phyllites plagioclase porphyroblasts Pradesh Precambrian quartz quartzite reaction regional metamorphism rocks S₂ Saklani schist schistosity sedimentary sediments sequence sericite shear sillimanite Simla Siwalik Siyom slates staurolite stratigraphic strike-slip structural Surv syncline tectonic temperature Tethyan texture Thimpu thrust sheet thrust zone tourmaline trend upper Vaikrita Valdiya valley