Quiz2

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School

Collin County Community College District *

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Course

1403

Subject

Geology

Date

Feb 20, 2024

Type

pdf

Pages

Uploaded by alicenguyen615

Question 1 1 / 1 pts Consider Bowen's Reaction Series, diagrams of which can be found in our textbook and in the lecture slides. Of the minerals listed below, which is the first to melt as temperature increases? Amphibole Correct! Quartz Olivine Plagioclase Question 2 1 / 1 pts

The igneous rock above... has lots of quartz in it formed below ground Correct! cooled as gas was escaping is best considered intermediate in Color Index Question 3 1 / 1 pts All of the following textural terms apply to extrusive rocks except... pyroclastic aphanetic Correct! pegmatitic vesicular Question 4 1 / 1 pts

The igneous rock above is called diorite and is best described as... Correct! intermediate, and having formed intrusively felsic, and having formed intrusively ultramafic, and having formed extrusively mafic, and having formed extrusively Question 5 1 / 1 pts Which of the following magma compositions will be the most viscous? Correct! felsic

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