Lab 4
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Rocks that cool slowly have ______ crystals.
large
What textures are possible in extrusive rocks?
Aphanitic
What textures are possible in extrusive rocks?
Aphanitic, Glassy, & Vesicular
Which of the following are mafic minerals?
Pyroxene & Olivine
Rocks formed from volcanic eruptions are an example of extrusive igneous rocks.
True
Rocks that cool quickly have ______ crystals.
small
