Himalaya: Geological Aspects, Volume 2P. S. Saklani Contributed articles. |
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Page 61
... granite field , with one exception falling in I - Type granite field . ANALYTICAL DATA AND DISCUSSION To understand the petrochemistry of these rocks , twenty rocks representing variety of mineralogical and texture features have been ...
... granite field , with one exception falling in I - Type granite field . ANALYTICAL DATA AND DISCUSSION To understand the petrochemistry of these rocks , twenty rocks representing variety of mineralogical and texture features have been ...
Page 103
... granite : foliated granite as old as 1987 ± 89 Ma and non - foliated granite as old as 1282 ± 39 Ma . Thus the data support the view that the Bandal granite forms a part of the Precambrian basement rocks of peninsular affinity ...
... granite : foliated granite as old as 1987 ± 89 Ma and non - foliated granite as old as 1282 ± 39 Ma . Thus the data support the view that the Bandal granite forms a part of the Precambrian basement rocks of peninsular affinity ...
Page 611
... GRANITES : The granitic rocks are associated with the Shumar and Thimpu - Chekha Formations . Granite Gneiss ( Jhumo Ri Gneiss ) associated with Shumar Formation : It occurs concordantly with phyllite and quartzite of Shumar Formation ...
... GRANITES : The granitic rocks are associated with the Shumar and Thimpu - Chekha Formations . Granite Gneiss ( Jhumo Ri Gneiss ) associated with Shumar Formation : It occurs concordantly with phyllite and quartzite of Shumar Formation ...
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