Amphibolite is a foliated metamorphic rock composed principally of hornblende and plagioclase. How does it form?
A) by contact metamorphism of quartzose sandstone cut by a granitic batholith
B) by gouging and crushing of limestone along a fault
C) by regional metamorphism of volcanic rocks such as andesite and basalt
D) by the impact of an asteroid on interbedded sandstone and shale
Correct Answer:
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Q1: Which metamorphic reaction takes up water to
Q2: Which facies would you expect to find
Q3: What major change occurs during metamorphism of
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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