Geology and Geodynamic Evolution of the Himalayan Collision Zone, Volume 17, Part 2 - Volume 18, Part 2Dr. K. K. Sharma Pergamon Press, 1991 - Geodynamics |
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Page 59
... quartz where biotite is an important constituent . The basic - intermediate rocks tend to be medium to coarse grained and contain subhedral to euhedral crystals of amphibole which poikilitically enclose feldspar inclusions . Feldspars ...
... quartz where biotite is an important constituent . The basic - intermediate rocks tend to be medium to coarse grained and contain subhedral to euhedral crystals of amphibole which poikilitically enclose feldspar inclusions . Feldspars ...
Page 60
... quartz ( Q ) are surrounded by a fine grained quartz - biotite- hornblende matrix . B - The stage - II Gilgit granite . Granular texture comprising interlocking grains of feldspar and quartz . Note the myrmekite exsolution textures ( M ) ...
... quartz ( Q ) are surrounded by a fine grained quartz - biotite- hornblende matrix . B - The stage - II Gilgit granite . Granular texture comprising interlocking grains of feldspar and quartz . Note the myrmekite exsolution textures ( M ) ...
Page 159
... Quartz Normal CALK THOL Quartz % Quartz rich SALKD M290X Mz da Dark B ALKS Minerals % 60 50 / SALKL 20 • Quartz poor MZ 30 20 100 Leuco granitoids 10 7 % F 10 Feldspars % Muscovite % Fig.4 . Distribution of the rocks of the KIC in Q - B ...
... Quartz Normal CALK THOL Quartz % Quartz rich SALKD M290X Mz da Dark B ALKS Minerals % 60 50 / SALKL 20 • Quartz poor MZ 30 20 100 Leuco granitoids 10 7 % F 10 Feldspars % Muscovite % Fig.4 . Distribution of the rocks of the KIC in Q - B ...
Contents
volcanism in a Cretaceous island | 19 |
KalamDir igneous complex Kohistan arc | 31 |
geochemical review of Kohistan batholith and | 47 |
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amphibolite belt amphibolites andesite B.F. WINDLEY basalt batholith biotite Bull calc-alkaline Chalt volcanics Chilas Chilas Complex clinopyroxene composition continental Coward Cretaceous crust crystallization deformation diagram diorites Dras island arc Dras volcanics dykes Earth Planet evolution flysch gabbros garnet geochemical geochemistry Geol Gilgit granite granitoids granodiorite granulites high-Mg Himalaya Himalayan Geology Honegger hornblende Hunza India Indian plate Indus suture zone intruded island arc Jijal Complex K.K. Sharma Kamila Karakoram Khalsi Khan Khardung volcanics Kohistan Kohistan Arc Kohistan batholith Ladakh batholith Ladakh magmatic arc leucogranite mafic margin metamorphism mineral Northern Suture oceanic olivine ophiolite ophiolitic melange Pakistan peridotites Peshawar Petrology Petterson and Windley phase-I plagioclase plot plutons Pudsey quartz samples sediments shear zone Shyok volcanics SiO2 southern stage-II subduction suggest Suture Swat Tahirkheli tectonic tholeiitic thrust TiO2 tonalite trace element trondhjemites ultramafic ultramafic rocks Univ uplift valley volcanic rocks volcanics