Himalaya: Geological Aspects, Volume 2Contributed articles. |
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Page 43
Quartz and minor plagioclase are common and sometimes form lenses parallel to
or somewhat inclined to foliation due to later deformation . Fine disseminated
carbonaceous material in the matrix is noticed in some rocks . Accessory
minerals ...
Quartz and minor plagioclase are common and sometimes form lenses parallel to
or somewhat inclined to foliation due to later deformation . Fine disseminated
carbonaceous material in the matrix is noticed in some rocks . Accessory
minerals ...
Page 89
Beginning with the basal lithologies of the Chaori Formation , the constituents of
the Patangan Member , the pelitic schists and mylonite gneisses show the
following mineral assamblages of the amphibolite facies : ( i ) Quartz - muscovite
...
Beginning with the basal lithologies of the Chaori Formation , the constituents of
the Patangan Member , the pelitic schists and mylonite gneisses show the
following mineral assamblages of the amphibolite facies : ( i ) Quartz - muscovite
...
Page 203
Quartz porphyroclasts are ellipsoidal and parallel to the foliation . The amount of
flattening varies locally from approximately 20 % to 60 % . In strongly deformed
mylonites some quartz grains show granular , ductile , pull apart and plucked ...
Quartz porphyroclasts are ellipsoidal and parallel to the foliation . The amount of
flattening varies locally from approximately 20 % to 60 % . In strongly deformed
mylonites some quartz grains show granular , ductile , pull apart and plucked ...
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Contents
The Central Himalayan Gneisses in Northern Pakistan | 1 |
LowPressure Metamorphism in a Regionally Metamorphic | 39 |
The Buniyar Granite of the Kashmir Himalaya | 61 |
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Common terms and phrases
Almora angle appears assemblages associated augen axes axial axis bands base bedding belt biotite boundary Chail chlorite cleavage composition consists contain continuous crenulation crystalline deformation developed diagram direction District eastern exposed fabric facies faults folds foliation Formation formed fractures Garhwal garnet Geol Geology girdle gneiss grade grains granite Group higher Himalaya inclusions increase India indicate isograd Jour Jutogh Krol Kumaun kyanite Lesser Himalaya limestone lineation lower Main Central major metamorphism mica migmatites mineral movement muscovite mylonitic nappe Nepal observed occur orientation parallel pelitic phase phyllites plagioclase plane porphyroblasts present pressure quartz quartzite range reaction region relief represented result rocks Saklani schist schistosity sequence sericite sets shear sheet sillimanite similar Siwalik slates southern staurolite strain stratigraphic structural suggests surfaces Table tectonic temperature texture thickness thrust trend units upper valley West zone
Bibliographic information
| Title | Himalaya: Geological Aspects, Volume 2 Volume 15 of Current trends in geology Himalaya: Geological Aspects, P. S. Saklani, ISBN 8189304003, 9788189304003 Volume 2 of Himalaya:, P. S. Saklani, ISBN 8189304003, 9788189304003 |
| Editor | P. S. Saklani |
| Publisher | Satish Serial Publishing House, 2005 |
| ISBN | 8190228986, 9788190228985 |
| Length | 660 pages |
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