Himalaya: Geological Aspects, Volume 2P. S. Saklani Contributed articles. |
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Page 49
... staurolite to kyanite- staurolite zone shows a gradual increase suggesting its relation with the grade of metamorphism as described by ( Kwak , 1968 : Fleming , 1973 ; Guidotti , 1974 and Thompson et al . , 1977 ) , respectively ( Table ...
... staurolite to kyanite- staurolite zone shows a gradual increase suggesting its relation with the grade of metamorphism as described by ( Kwak , 1968 : Fleming , 1973 ; Guidotti , 1974 and Thompson et al . , 1977 ) , respectively ( Table ...
Page 142
... staurolite - kyanite 8. Quartz - plagioclase - muscovite - biotite - almandine - staurolite . Accessory minerals are zircon , sphene and apatite . Staurolite is also a stress mineral and belongs to a single mineral isograd ( non ...
... staurolite - kyanite 8. Quartz - plagioclase - muscovite - biotite - almandine - staurolite . Accessory minerals are zircon , sphene and apatite . Staurolite is also a stress mineral and belongs to a single mineral isograd ( non ...
Page 142
... Staurolite and Kyanite Zones Near the axis of the Rohtang anticline the garnetiferous mica schist passes into kyanite- staurolite schist . The thickness of this zone is variable . Common mineral assemblages are : 6. Quartz - plagioclase ...
... Staurolite and Kyanite Zones Near the axis of the Rohtang anticline the garnetiferous mica schist passes into kyanite- staurolite schist . The thickness of this zone is variable . Common mineral assemblages are : 6. Quartz - plagioclase ...
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