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Page 199
_ -- -.1 Q ,--,—-'Q'---=3 Mylonites of Dunda Area Uttarkashi, Uttaranchal 199 The
rocks are white to pale yellowish, coarse grained, well foliated rocks with
abundant quartz and sericite laths. Under the microscope the aggregate of
sericite ...
_ -- -.1 Q ,--,—-'Q'---=3 Mylonites of Dunda Area Uttarkashi, Uttaranchal 199 The
rocks are white to pale yellowish, coarse grained, well foliated rocks with
abundant quartz and sericite laths. Under the microscope the aggregate of
sericite ...
Page 354
Minor amounts of sericite which may be present sometimes fonn helicitic trails or
occur at the quartz grain boundaries as extremely fine flakes (Plate ll, Photo 2).
The grains are coarser than the fine recrystallised grains associated with the old
...
Minor amounts of sericite which may be present sometimes fonn helicitic trails or
occur at the quartz grain boundaries as extremely fine flakes (Plate ll, Photo 2).
The grains are coarser than the fine recrystallised grains associated with the old
...
Page 537
Prograde chlorite (0.2 to 0.6 mm long) occurs in the zones A, B and C. Chlorite
interlayers, sericite/muscovite and biotite along with inequant quartz define the S,
foliation. The general absence ol opaque 'ores' where the chlorite occurs with ...
Prograde chlorite (0.2 to 0.6 mm long) occurs in the zones A, B and C. Chlorite
interlayers, sericite/muscovite and biotite along with inequant quartz define the S,
foliation. The general absence ol opaque 'ores' where the chlorite occurs with ...
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Contents
The Central Himalayan Gneisses in Northem Pakistan | 1 |
Ductile Shearing in Peridotites of Spongtang Nappe Ladakh | 27 |
LowPressure Metamorphism in a Regionally Metamorphic | 39 |
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Common terms and phrases
Almora amphibolite andalusite assemblages augen gneiss axes axial plane bedding belt Berinag Bhutan biotite Buxa Central Crystallines Chail Chail Nappes chlorite Chomolongma crenulation cleavage defined defonnation developed eastem F2 folds fabric facies faults feldspar field first flattening foliation Fonnation Formation fractures gamet Gansser Garhwal Garhwal Himalaya garnet Geol Geology girdle gneiss Gondwana grade grains granite gneiss Group Himalaya isograd Jour Jutogh Khola Khumbu Krol Kumaun kyanite Lesser Himalaya limestone lithological lower Main Central Thrust Makalu metasediments mica schist micaceous migmatites mineral lineation muscovite mylonitic nappe Nepal northem occur orientation parallel pattem pelitic Phaplu phase of deformation phyllites plagioclase porphyroblasts Pradesh Precambrian quartz quartzite reaction rocks Saklani schist schistosity sedimentary sediments sequence sericite shear significant sillimanite Simla Siwalik Siyom slates southem staurolite stratigraphic strike-slip structural Surv syncline tectonic texture Thimpu thrust sheet thrust zone trend upper Valdiya valley westem
Bibliographic information
| Title | Himalaya: geological aspects Himalaya: Geological Aspects, P. S. Saklani, ISBN 8189304003, 9788189304003 Volume 15 of Current trends in geology Volume 2 of Himalaya:, P. S. Saklani, ISBN 8189304003, 9788189304003 |
| Author | P. S. Saklani |
| Editor | P. S. Saklani |
| Publisher | Satish Serial Pub. House, 2005 |
| ISBN | 8190228986, 9788190228985 |
| Length | 660 pages |
| Subjects | › › Geology Geology, Structural Metamorphism (Geology) Science / Earth Sciences / Geology |
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