Igneous Rock consists of three elements:-
It is an igneous rock
Igneous
igneous
igneous
Such rock is extrusive igneous rock.
An Igneous rock
Rhyolite is an igneous rock.
Extrusive igneous rock such as basalt, rhyolite, pumice, and obsidian.
Lignite is a Igneous Rock
Igneous rock
igneous rock
igneous rock