Himalaya: Geological Aspects, Volume 2P. S. Saklani Contributed articles. |
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Page 3
... contain garnet , staurolite and kyanite porphyroblasts , and are highly micaceous . The non - graphitic pelites and psammites are less aluminous and contain garnet but no staurolite or kyanite . Calc - pelites commonly contain large ...
... contain garnet , staurolite and kyanite porphyroblasts , and are highly micaceous . The non - graphitic pelites and psammites are less aluminous and contain garnet but no staurolite or kyanite . Calc - pelites commonly contain large ...
Page 135
... contain more than 50 percent quartz and are of two distinct types : ( a ) massive banded quartzite with more than 70 percent quartz and ( b ) schistose quartzite with 50 to 70 percent quartz . Massive banded quartzite is marked by the ...
... contain more than 50 percent quartz and are of two distinct types : ( a ) massive banded quartzite with more than 70 percent quartz and ( b ) schistose quartzite with 50 to 70 percent quartz . Massive banded quartzite is marked by the ...
Page 454
... contain angular jespar lithics of pebbles . Ripple marks are very common in both pink and white quartzites . Two ... contain chlorite and sericite . But the greyish phyllites exposed beneath the Phaplu thrust contain biotite and ...
... contain angular jespar lithics of pebbles . Ripple marks are very common in both pink and white quartzites . Two ... contain chlorite and sericite . But the greyish phyllites exposed beneath the Phaplu thrust contain biotite and ...
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