Obsidian, basalt, andesite, pumice.
Lava.
Rhyolite.
volcanic rocks
Yes,it is a volcanic rock.
Ig
No. Volcanic rock is not flammable.
Volcanic islands are formed by volcanoes and are therefore composed of volcanic rock.
Volcanic glass, or pumice (vesicular obsidian).
Niether. Volcanic rock is a mixture.
Kimberlite is a volcanic rock. Kenyte is a volcanic rock found on Mount Kenya.
Large angular rock fragments describes an agglomerate. This usually happens in volcanic vents.
Volcanic rocks are considered igneous.