منابع مشابه
Psd-xrd Modal Mineralogy of Cm Chondrites Spanning the Complete Petrographic Range
Introduction: CM carbonaceous chondrites are samples of incompletely serpentinized fragments of primitive asteroids. These meteorites preserve a record of nebular and parent body processes. CMs are composed predominantly of high temperature anhydrous phases and low temperature serpentine family phyllosilicates. Modal data allows for a greater understanding of CM petrogenesis and for characteriz...
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The technological revolution has spread over today's world, and it is clearly seen in banking, especially electronic banking. E-Banking has many dimensions, criteria, and components, and judging its progress based on dimensions leads to difficulty and bias. There is also a lack of comprehensive information references in the literature. Therefore, introducing a combinational index to accurately ...
متن کاملPetrographic Evidences for the Origin of Iron in IOCG IronDeposits of Kuh-E-Faryadoon and Kouli-Kosh, Southeast Central Iran
Kuh-E-Faryadoon and Kouli Kosh iron deposits are hosted by regional metamorphic rocks of Sanandaj-Sirjan zone around Deh-Bid area. Plugs and domes of acid rocks protrude these metamorphic rocks. A mylonitization event is super imposed on acid rock and metamorphic complexes. Field, petrological and geochemical studies have shown that (1) Iron mineralization have occurred during mylonitization in...
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ژورنال
عنوان ژورنال: Acta Crystallographica
سال: 1955
ISSN: 0365-110X
DOI: 10.1107/s0365110x55002855