Journal of Himalayan Geology, Volume 5Wadia Institute of Himalayan Geology, 1994 - Geology |
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Page 67
In the north of Skyangpoche , beside pegmatite and aplite dykes , a variety of
other dykes do occur . There are fine grained quartz and felspathic veins and
dykes . Dykes of intermediate composition do occur in this zone . These
intermediate ...
In the north of Skyangpoche , beside pegmatite and aplite dykes , a variety of
other dykes do occur . There are fine grained quartz and felspathic veins and
dykes . Dykes of intermediate composition do occur in this zone . These
intermediate ...
Page 81
Quartz occurs as irregular grain with sutured borders , wavy extinction and in
some cases constitute cataclastic aggregate . ... Secondary quartz occur either in
cataclastic aggregate or as elongated grain defining crude foliation at places .
Quartz occurs as irregular grain with sutured borders , wavy extinction and in
some cases constitute cataclastic aggregate . ... Secondary quartz occur either in
cataclastic aggregate or as elongated grain defining crude foliation at places .
Page 198
Remarks : Echinosphaeridium maximum ( originally described as
Baltisphaeridium maximum by Yin , 1987 ) is common in parts of the Doushantuo
Formation in China and additionally occurs in chert nodules of the Scotia Group ,
Svalbard ...
Remarks : Echinosphaeridium maximum ( originally described as
Baltisphaeridium maximum by Yin , 1987 ) is common in parts of the Doushantuo
Formation in China and additionally occurs in chert nodules of the Scotia Group ,
Svalbard ...
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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