Himalaya: Geological Aspects, Volume 3P. S. Saklani Contributed articles. |
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Page 83
... formed by crustal fusion ( Laymere and Bowden , 1982 ) . At places , due to the presence of quartz and feldspar phenocrysts and megacrysts , RG become porphyritic in nature . Frequently veins , patches and clots of tourmaline bearing ...
... formed by crustal fusion ( Laymere and Bowden , 1982 ) . At places , due to the presence of quartz and feldspar phenocrysts and megacrysts , RG become porphyritic in nature . Frequently veins , patches and clots of tourmaline bearing ...
Page 209
... formed at different periods . The earliest synsedimentary faults have been observed south of Dewalsari ( near Magra Rest House ) in the Blaini Formation . Their characteristic feature is that they do no displace the early foliation ...
... formed at different periods . The earliest synsedimentary faults have been observed south of Dewalsari ( near Magra Rest House ) in the Blaini Formation . Their characteristic feature is that they do no displace the early foliation ...
Page 246
... formed after the sillimanite - orthoclase stage of the amphibolite facies . It is also an evidence for decompression subsequent to regional Barrovian metamorphism ( M1 ) . The petrographic study suggests that biotite ( early D1 ) grew ...
... formed after the sillimanite - orthoclase stage of the amphibolite facies . It is also an evidence for decompression subsequent to regional Barrovian metamorphism ( M1 ) . The petrographic study suggests that biotite ( early D1 ) grew ...
Contents
The Formation of the Himalaya 117 | 1 |
A Historical Perspective 1945 | 19 |
Magnetotelluric Studies in Northwestern Himalaya 4760 | 47 |
Copyright | |
10 other sections not shown
Common terms and phrases
aggregate Almora Almora Nappe Almora Thrust basin belt Bhagirathi biotite Budhakedar Central Crystalline Chail Chandpur chlorite compression deformation Delhi deposited developed displacement ductile Duplex episode evolution facies feldspar Figure folds foliation Gansser Garhwal Garhwal Himalaya garnet Geol Geology gneiss grade granite gneiss granitoids Higher Himalaya Himachal Himalaya Himalayan geology India Indian plate Jour Jutogh Krol Kumar Kumaun kyanite Lesser Himalaya limestone lineaments longitudinal magnetotelluric Main Central Thrust MCT zone MCT-I medium metamorphism mica migmatites minerals mountain movement Murree muscovite mylonitic neotectonic Nepal orogenic Paligad pelitic phases phyllite plagioclase plane porphyroclasts Pratapnagar quartz quartzite Ramgarh ramp regional metamorphism RG and TLg river rocks rotation Saklani sandstone schist schistosity sedimentary sediments shale shear zone showing sillimanite Singh Siwalik strike-slips structures studies Subathu subduction Surv Survey tectonic Tertiary Tethys texture thick thrust sheet Tibet tourmaline transverse trend Vaikrita Group Valdiya valley Yamuna