Geological Bulletin, Volume 14University of Peshawar, 1981 - Geology |
From inside the book
Results 1-3 of 31
Page 34
... apatite , opaque ore , and of biotite / phlogopite which may have apatite , ore and amphibole . Although in some carbonatites it has been suggested that strontianite and witherite have exsolved from calcite / dolomite ( Heinrich , 1967 ) ...
... apatite , opaque ore , and of biotite / phlogopite which may have apatite , ore and amphibole . Although in some carbonatites it has been suggested that strontianite and witherite have exsolved from calcite / dolomite ( Heinrich , 1967 ) ...
Page 35
... apatite carbonatites : These rocks show a greater degree of layering than the other carbonatites ; thus a variety of rocks ranging from apatite carbonatites ( Ap > 7 % > Amph ) to amphibole carbonatites ( Amph > 7 % > Ap ) , apatite ...
... apatite carbonatites : These rocks show a greater degree of layering than the other carbonatites ; thus a variety of rocks ranging from apatite carbonatites ( Ap > 7 % > Amph ) to amphibole carbonatites ( Amph > 7 % > Ap ) , apatite ...
Page 38
... apatite - amphibole carbonatites are arbitrary ; the various subtypes clearly show mineralogical gradations . Table 3 presents the modal composition of ultramafic silicate segregations and layers which are generally thin ( a few ...
... apatite - amphibole carbonatites are arbitrary ; the various subtypes clearly show mineralogical gradations . Table 3 presents the modal composition of ultramafic silicate segregations and layers which are generally thin ( a few ...
Contents
Petrography of the Loe Shilman Carbonatite Complex Khyber Agency | 29 |
Major Elements Abundance in the Kalam Lavas | 45 |
Sections of the Wargal Limestone Western Salt Range Pakistan | 63 |
Copyright | |
12 other sections not shown
Other editions - View all
Common terms and phrases
albite albite-carbonate albitites alkaline granites alkaline rocks almandine Amph amphibole andesite apatite associated band beds betafite biotite blueschists brown Bull calc-alkaline calcareous calcite carbonate carbonatite Chaudhry chlorite clinopyroxene complex contain country rocks Desio diorites dolerites dolomite epidote fault feldspar fine-grained Formation gabbroic rocks gabbros Geol Geology gneisses grains granitic belt granitic gneisses granitic rocks granodiorite graphitic schists Himalayas hornblende igneous Indus intrusions island arc Jurassic Kalam volcanic zone Karakoram KASC Kempe and Jan Khyber Agency Kohistan magmatic magnetite Mansehra margin Mauji metamict metamorphism metasediments mica microfacies minerals MODAL COMPOSITION muscovite northern occur outcrop Pakistan pegmatite Peshawar Plain petrography petrology plagioclase pluton Punjab Univ pyrite pyrochlore pyroxenites quartz quartzite range region Reshian rhyolite river samples sandstones schistosity schists sediments sequence shales Shangla Shilman Siwalik sphene subduction suggest Swat syenites Tahirkheli Tarbela tectonic ultramafic University of Peshawar veins Warsak