What are the Varieties of Obsidian?
Obsidian comes in several varieties and many names, some names are commonly used but incorrectly applied.
See various types of products made from obsidian.
- Sheen Obsidian
- Rainbow Obsidian
- Snowflake Obsidian - contains small, white clusters of cristobalite crystals in black glass which produces a speckled or snowflake pattern
- Mahogany obsidian or mountain obsidian
- Agata Negra (black agate) (incorrectly used at times)
- Banded obsidian
- Black lava glass
- Colombianite (americanite)
- Desert glass
- Fire obsidian or Flame obsidian
- Flowering obsidian
- Glass agate (incorrectly applied to obsidian)
- Golden sheen
- Pitchstone - severely weathered obsidian
The long list can be found in a page here at Central Michigan University
