Mahogany Obsidian
obsidian? i think?
Obsidian is an extrusive rock that cooled very rapidly without forming crystals. As a result, obsidian has a smooth, shiny texture of a thick piece of glass.
No. Obsidian is brittle.
Obsidian is not magnetic.
how is obsidian dependent on minerals
Obsidian is a type of glassy lava not a gas.
Obsidian is an extrusive felsic igneous rock.
Granite is a rock, whereas obsidian is a type of glass formed by cooling lava.
obsidian
Obsidian
Obsidian is a type of black glass.
Obsidian is an extremely sharp type of glass, so it is often used to make knives and scalpels.
No, obsidian is a type of volcanic glass that is denser than water, so it will sink when placed in water.
Igneous rocks
Obsidian
obsidian
Type in "buy obsidian" in your search bar. You will be given information on several sources. Knappable obsidian sells for around $5 US per pound.