Aligarh Muslim University (AMU) 2008 B.Sc Geology Igneous Petro, and Dynamics of Earth - Question Paper
4230
2008-2009
a c._. (u / imq i (PAPT-H!) hX AMtNiA i i< jk (GEOLOGY) iGTsFOl rs PETRO & DYNAMICS Or EARTH (GL-313)
Maximum Marks: 4o ' Duiatiun . Thiec Hours
'> r .iii account of mincraiogK a! and chemical composition ot mantle. uLsUiiuiatc the answer with suitable evidences.
7 Describe the Albite- Anorthiie system. Add a note on development ot zoning
m minerals 0?
'.m
2 Write detailed notes on the following:
(a) Mineralogical Phase Rule
(b) Eutectic crystallization
* I escribe general characteristics of Kornatiites or Tonalite - Trondhjemite-
Granodioritc. 0/
: ;h- -.oiK.fp; Wr.r-flv describe various theories C.T lSUSlUL .
i/m' n liesi i lptive account aoout tnc nature and types of piaie margins. '''7
OR
i?ti Mid - Oceanic Riders ihi Trenches.
( What is neotectonics? Describe indicators suggesting neotectonic activity. 07
OR
Give illustrative account oi ih- following: 0
-! Inira cratonic Ba?i" t b > Acti\e Fault s\stem
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