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Fochaian Fochaian
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8 years ago
Contrast volcanic rock and sandstone.
A) Sandstone has crystals but volcanic rock is amorphous.
B) Volcanic rock's crystal cement is glass-like, while sandstone's cement is opaque.
C) Volcanic rock may be a mosaic of minerals, but sandstone usually forms from a single type of sand.
D) Sandstone's crystal cement is made of minerals precipitated out of water, while volcanic rock's crystals formed from molten rock.
Textbook 
How Does Earth Work? Physical Geology and the Process of Science

How Does Earth Work? Physical Geology and the Process of Science


Edition: 2nd
Authors:
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GurshGursh
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7 years ago
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Fochaian Author
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#2
7 years ago
Makes total sense now, marking this solved
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#3
7 years ago
Glad my interpretation was correct, will be around if you need anything else
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