Igneous rocks are formed as magma solidifies on the earth surface.
The process that might have formed this rock is:
A. melting underground, violent volcanic eruption, and solidification above ground
Igneous rocks are known to be rocks that are formed when the magma melts underground and rises up to the earth surface via volcanic eruptions.
When they rise to the earth surface, they cool and solidify. This process will then result to the production of crystals.
Intrusive and extrusive rocks are formed in this process.
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