Himalaya: Geological Aspects, Volume 2P. S. Saklani Contributed articles. |
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Page 4
... porphyroblastic . Rarer calc - pelites contain garnet and epidote , porphyroblasts and locally kyanite . Concordant garnetiferous amphibolite is common , and the whole sequence is cut by common quartz veins and pegmatite . The contact ...
... porphyroblastic . Rarer calc - pelites contain garnet and epidote , porphyroblasts and locally kyanite . Concordant garnetiferous amphibolite is common , and the whole sequence is cut by common quartz veins and pegmatite . The contact ...
Page 43
... porphyroblasts of garnet . These trails are either confined within the garnet or can be traced in some cases across the edge of the porphyroblast into the matrix . The matrix consists of coarse - grained quartz , feldspar and mica . The ...
... porphyroblasts of garnet . These trails are either confined within the garnet or can be traced in some cases across the edge of the porphyroblast into the matrix . The matrix consists of coarse - grained quartz , feldspar and mica . The ...
Page 330
... porphyroblasts at an angle with Se . Garnet porphyroblasts occur as sub - rounded to nearly skeletal form ( Fig . 5b ) . Se - subparallel to Se - fabric clearly indicates syn - kinematic development of porphyroblasts with respect to ...
... porphyroblasts at an angle with Se . Garnet porphyroblasts occur as sub - rounded to nearly skeletal form ( Fig . 5b ) . Se - subparallel to Se - fabric clearly indicates syn - kinematic development of porphyroblasts with respect to ...
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