Amphibolite Is a Foliated Metamorphic Rock Composed Principally of Hornblende

question 59

Multiple Choice

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

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Definitions:

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The study of abnormalities of physiological development, often focusing on the causes of birth defects and their prevention.

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