Field investigations of Tertiary basic igneous rocks between 72° and 73°30'N, northern East Greenland
نویسندگان
چکیده
منابع مشابه
Magma Composition and Igneous Rocks
Introduction In the following chapters we will find that nearly all of the varied aspects of volcanism are either directly or indirectly controlled by the chemical composition of magma and the rate at which it cools and solidifies. If you are to understand and appreciate subsequent discussions of volcanoes and related volcanic phenomena, it is essential that you have a good grasp of the basic c...
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15 صفحه اولcomparison between the chemistry of igneous and hydrothermal biotite in the igneous rocks of sakhtehesar mountain
sakhtehesar mountain is located in urumieh-dokhtar magmatic belt and is composed of volcanic and subvolcanic rocks (pliocene andesite to dacite) which intruded the volcanics and pyroclastics of paleocene age. three alteration zones including potassic, phyllic and propylitic are recognized in the area. in this paper, the mineral chemistry of magmatic and primary biotite and the mineral chemistry...
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ژورنال
عنوان ژورنال: Rapport Grønlands Geologiske Undersøgelse
سال: 1978
ISSN: 2597-2944,0418-6559
DOI: 10.34194/rapggu.v90.7606