Himalaya: Geological Aspects, Volume 2P. S. Saklani Contributed articles. |
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Page 645
... Siyom valley of Arunachal Himalaya comprises three major tectonic units which from east to west are : ( a ) Nikte Formation , ( b ) Ragidoke Formation and ( c ) Siyom Group . The Nikte Formation , mainly formed of ortho - quartzite , is ...
... Siyom valley of Arunachal Himalaya comprises three major tectonic units which from east to west are : ( a ) Nikte Formation , ( b ) Ragidoke Formation and ( c ) Siyom Group . The Nikte Formation , mainly formed of ortho - quartzite , is ...
Page 651
... Siyom river near Naying and en route to Dupu , pegmatite veins are commonly seen along the joint planes . Pink coloured subhedral to euhedral feldspars are commonly observed within the pegmatite veins . At times , segregation of biotite ...
... Siyom river near Naying and en route to Dupu , pegmatite veins are commonly seen along the joint planes . Pink coloured subhedral to euhedral feldspars are commonly observed within the pegmatite veins . At times , segregation of biotite ...
Page 656
... SIYOM VALLEY SECTION , KAYING ( ALONG SINYOT KORNONG W E SECTION , GASENG ) F 52 S E ALONG SIYOM VALLEY SECTION , S N The F , folds are very much discernible by the. FI E W C ( NEAR TAI BRIDGE SECTION ) ( ALONG SIYON VALLEY SECTION ...
... SIYOM VALLEY SECTION , KAYING ( ALONG SINYOT KORNONG W E SECTION , GASENG ) F 52 S E ALONG SIYOM VALLEY SECTION , S N The F , folds are very much discernible by the. FI E W C ( NEAR TAI BRIDGE SECTION ) ( ALONG SIYON VALLEY SECTION ...
Contents
The Central Himalayan Gneisses in Northern Pakistan | 1 |
LowPressure Metamorphism in a Regionally Metamorphic | 49 |
The Buniyar Granite of the Kashmir Himalaya | 61 |
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Acharyya 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 developed diagram fabric facies faults feldspar folds foliation Formation fractures 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 North Almora Thrust 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