In some very rare instances, obsidian can be nearly colorless, but normally it is brown to black.
Obsidian is a natural glass.
Other names for obsidian is Apache tears, volcanic glass, and Black obsidian.
No
Mostly from the Aztec city-states of Pachuca and Otumba. Pachuca's greenish obsidian was considered better quality, and was favored, but Otumba's greyish obsidian was also in common demand.
Obsidian is a beautiful rock. It's description is pretty simple, it is a rock that formed out of cooled lava, and is black in color.
The rocks amber and obsidian can be clear in polished thin specimens. Many minerals are shiny and clear in pure crystalline form.
The rocks amber and obsidian can be clear in polished thin specimens. Many minerals are shiny and clear in pure crystalline form.
A glassy stone like the obsidian.
The obsidian sun viewer works by using a specially designed piece of obsidian to filter out harmful rays from the sun, allowing only safe levels of light to pass through for observation. This protects the eyes from damage while still providing a clear view of the sun.
One type of obsidian is snowflake obsidian, which is black with white mineral inclusions that resemble snowflakes.
No. Obsidian is brittle.
Obsidian is an igneous rock.
yes obsidian is a crystal.
Obsidian is, itself, a mineral.
Obsidian is a natural glass.
Other names for obsidian is Apache tears, volcanic glass, and Black 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.