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It forms rhyolite.
Obsidian
volcano
it cools and becomes igneous rock
Such rock is extrusive igneous rock.
The rock that forms on earth's surface is extrusive rock or otherwise known as a metamorphic rock.
Fog.
It forms rhyolite.
i think lava
Igneous rock. Extrusive igneous rock forms at or near the surface, intrusive igneous rock forms below the surface.
a spring
Obsidian
volcano
Intrusive
Igneous rock that forms within the Earth is intrusive.
crystals form when lava reaches the surface and cools
extrusive because it forms on or near earths surface