it's usually dark, a dark green/brown/black....it is not an exact color.
Obsidian stone
obsidian knife
An Aztec weapon consisting of a wooden club with a number of heavy obsidian blades attached.
They sacrificed by cutting the body open with either bone or obsidian and taking out the heart.
Purple is the coolest colour because it is the colour of a violet.
No. Obsidian is brittle.
One type of obsidian is snowflake obsidian, which is black with white mineral inclusions that resemble snowflakes.
Obsidian is, itself, a mineral.
yes obsidian is a crystal.
Obsidian is a natural glass.
Obsidian is an igneous rock.
Other names for obsidian is Apache tears, volcanic glass, and Black obsidian.
Obsidian is not magnetic.
how is obsidian dependent on minerals
Snowflake Obsidian
If their business is in dealing with obsidian products, and they do not own any obsidian mines, then yes they will need to buy it. If however they do not need obsidian then they do not have to buy it.
The common name for obsidian rock is volcanic glass.