Journal of Himalayan Geology, Volume 5Wadia Institute of Himalayan Geology, 1994 - Geology |
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Page 2
6 ) suggest that they were all emplaced at depths greater than 30 Kms ( Condie ,
1973 ) . On the R1 - R2 tectonic discrimination diagram ( Fig . 7 ) the non -
foliated granites fall in the late orogenic field , while biotite gneisses and
porphyritic ...
6 ) suggest that they were all emplaced at depths greater than 30 Kms ( Condie ,
1973 ) . On the R1 - R2 tectonic discrimination diagram ( Fig . 7 ) the non -
foliated granites fall in the late orogenic field , while biotite gneisses and
porphyritic ...
Page 89
This fossil assemblage suggests CarnianRhaetian age to this member . Further
upwards , the ... The alteration of feldspar , hornblende and development of
cataclastic texture suggest that the whole of batholith has undergone deformation
.
This fossil assemblage suggests CarnianRhaetian age to this member . Further
upwards , the ... The alteration of feldspar , hornblende and development of
cataclastic texture suggest that the whole of batholith has undergone deformation
.
Page 110
Depletion of these elements in more siliceous rocks and their enrichment in
relatively more mafic rocks also suggest that these granites are of S - type (
Chappell et al . , 1987 , p . 1133 ) . • Low values of Ni , Co , Cr , V , Ca and
peraluminous ...
Depletion of these elements in more siliceous rocks and their enrichment in
relatively more mafic rocks also suggest that these granites are of S - type (
Chappell et al . , 1987 , p . 1133 ) . • Low values of Ni , Co , Cr , V , Ca and
peraluminous ...
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Contents
Petrogenesis of the Granitoid Rocks Chor Region Himachal Himalaya | 1 |
N S VIRDI Basement Structures and their possible relation to Sedimentation and Tectonics in | 9 |
N S VIRDI Basement Structures and their possible relation to Sedimentation and Tectonics in | 11 |
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Common terms and phrases
Agglomeratic Slate analysis associated band base basin bedded belt chert components composition comprising conglomerate contain covered deformation Dehra deposits developed direction distribution district earthquake et al exposed facies fault fault plane feldspar field folds foliation followed Formation fossils Garhwal Geol gneiss grained granites granitoids grey Group higher Himalaya Himalayan Geology India indicates inversion Jour Kashmir Ladakh Lamayuru Late Lesser limestone lineation locality locations lower major Member metamorphic minerals observed occur Panjal pebbles phase phyllites plagioclase plane Pleistocene porphyries present quartz quartzite range region reported represented river road rocks samples sandstone schist sector sedimentary sediments sequence shale Sharma shown Slate slide slip slope soil strain stratigraphy strike structures suggest Surv Table tectonic thick thrust trace unit upper valley VALUES Volcanics Wadia weathered Zanskar zone