Journal of Himalayan Geology, Volume 3Wadia Institute of Himalayan Geology, 1992 - Geology |
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Page 7
The porphyritic granite is very coarse grained with large size feldspars , while
granite gneiss are medium grained and have ldspars of smaller size . The
dominant feldspar in these rocks is K - feldspar . They are elongated and show
preferred ...
The porphyritic granite is very coarse grained with large size feldspars , while
granite gneiss are medium grained and have ldspars of smaller size . The
dominant feldspar in these rocks is K - feldspar . They are elongated and show
preferred ...
Page 40
( 1988 ) methods . coupled exchange such as NaSi = CaAl in feldspar is usually
slower than in simple exchange taking place without rearrangement of the
structure such as Na and K exchange in feldspars and Ca , Fe , Mg exchange in
garnet ...
( 1988 ) methods . coupled exchange such as NaSi = CaAl in feldspar is usually
slower than in simple exchange taking place without rearrangement of the
structure such as Na and K exchange in feldspars and Ca , Fe , Mg exchange in
garnet ...
Page 49
( 1988 ) methods . coupled exchange such as NaSi = CaAl in feldspar is usually
slower than in simple exchange taking place without rearrangement of the
structure such as Na and K exchange in feldspars and Ca , Fe , Mg exchange in
garnet ...
( 1988 ) methods . coupled exchange such as NaSi = CaAl in feldspar is usually
slower than in simple exchange taking place without rearrangement of the
structure such as Na and K exchange in feldspars and Ca , Fe , Mg exchange in
garnet ...
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Contents
Fold shape analysis in the vicinity of North Almora Thrust in District | 121 |
Simla group problem in HimalayaA critical review | 131 |
Geology of Kishanpur NagrotaBasantgarhGujru Nagrota Sector of Inner | 137 |
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Common terms and phrases
active associated average axis beds belt blocks central Chevron Folds compressive stresses crustal deformation developed direction displacement earthquake east east-west eastern estimated et al evidence exposed extension fault field folds Formation formed Garhwal Geol Geology grains granite Group Himalaya Himalayan Geology India indicate Jammu Jour landslide lateral left-lateral limestone lineation Lower major margin measurements melange metamorphism Mineral mm/a Molnar movement Murree normal faulting northern observed occurred oceanic offset ophiolitic orientation phase plane plateau Pradesh present pressure quartz quartzite range References region reported represent result rocks roughly samples sandstones seismic sequence Shan shape shear shortening Simla Sine Waves Siwalik Slates slip solutions southern specimens strain strike-slip faulting structures suggest surface Table Tapponnier tectonic thrust thrust faulting Tibet trending types units Upper valley volcanics western zone