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GATE GG-1 · 2019 · PART-B SECTION-1

Question 54: Igneous petrology

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Question 54

PART-B SECTION-1NAT2 marksNeeds review
A hypothetical garnet peridotite composed of 60% olivine, 25% orthopyroxene, 10% clinopyroxene and 5% garnet undergoes 10% batch melting described by

where F is degree of melting and D is bulk partition coefficient. The ratio of Ce in the melt to the original rock will be ________. (round off to 2 decimal places). (The K_D values of Ce for olivine, orthopyroxene, clinopyroxene and garnet are 0.01, 0.003, 0.10 and 0.02, respectively)

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2019PART-B SECTION-1

GATE GG-1 2019 · Paper 1

Geology and Geophysics · Original paper archive

Section
Section PART-B SECTION-1
Question type
Numerical answer (NAT)
Marks
2 marks
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