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OpenStudy (anonymous):
Lava that cools so quickly that ions do not have time to arrange themselves into crystals will form igneous rocks with a _____ texture. porphyritic glassy coarse-grained fine-grained
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OpenStudy (anonymous):
I think it's glassy.
OpenStudy (anonymous):
oh, I just checked, it of course is glassy.
OpenStudy (anonymous):
Yeah, either glassy or fine-grained. It depends on what it starts as.
OpenStudy (anonymous):
okay thanks
OpenStudy (anonymous):
Though, that "...do not have time to arrange themselves into crystals..." part really makes it seem like glassy is the best option.
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