Which metamorphic reaction takes up water to make hydrous minerals?
A) high temperature decomposition of muscovite to form K- feldspar and corundum
B) low temperature alteration of olivine in basalt to form serpentine or talc
C) high temperature decomposition of biotite and amphibole to make pyroxene
D) contact metamorphism of clays like kaolinite to form sillimanite and corundum
Correct Answer:
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Q2: Which facies would you expect to find
Q3: What major change occurs during metamorphism of
Q4: Amphibolite is a foliated metamorphic rock composed
Q5: In 1915, which geologist proposed a series
Q6: Which facies would you expect to find
Q7: Which is a coarse- grained, high- grade,
Q8: What texture results from the alignment of
Q9: A large block of sedimentary rock that
Q10: What are tekites?
A) globular to teardrop- shaped,
Q11: Where and how does metamorphism occur?
A) mainly
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