Aligarh Muslim University (AMU) 2009 M.Sc Applied Geology Igneous And Metamorphic Petrology - Question Paper
2009-2010 M.Sc. (11 SEMESTER) EXAMINATION APPLIED GEOLOGY IGNEOUS AND METAMORPHIC PETROLOGY (GLM-8005)
Maximum Marks: 70 Note Answer all the questions.
Duration: Two Hours
Explain the terms Primary , Parental and Primitive as applied to basaltic (18)
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magma and discuss the petrogenesis of primary basaltic magma.
OR
Describe briefly various criteria used for classification of igneous rocks. Discuss the IUGS classification for basic plutonic igneous rocks.
Discuss with diagram the course of crystallization in the Diopride-Anorthite-Albite (17) system and its petrogenetic significance.
Describe the greenschist facies under the following heads:
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(a) Characteristic minerals
(b) Subdivision into subfacies/zones and their representation by AFM diagram.
(c) Pressure-temperature conditions of the greenchist facies.
Discuss with diagram the regional metamorphism of pelitic rocks? |
OR
Write explanatory notes on the following:-
(a) Metamorphic differentiation *
(b) Paired metamorphic belts.
jfc * * * *
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| Earning: Approval pending. |
