shiney
The common name for obsidian rock is volcanic glass.
obsidian rock
No, obsidian rock does not float as it is a dense and heavy igneous rock formed from cooled lava. Its high density causes it to sink in water.
The luster of rock salt is Vitreous (glassy)
It depends on the rock.
Scoria rock generally has a dull to glassy luster. It can appear shiny if it has a vesicular texture with many cavities reflecting light, but overall its luster is not as shiny as some other volcanic rocks like obsidian.
Obsidian is an igneous rock.
Obsidian is in the Igneous rock group.
No. Obsidian is volcanic glass. Glass is amorphous and thus noncrystalline.
No. Obsidian is just one of many types of volcanic rock.
Volcanic rock.
Obsidian is an extrusive felsic igneous rock.
The common name for obsidian rock is volcanic glass.
obsidian obsidian
Obsidian is an igneous rock.So the answer is YES.
obsidian
Obsidian is in the Igneous rock group.