Image: Obsidian
Obsidian (14 cm x 12 cm), Bitokara Beach, West New Britain.
- Photographer:
- Stuart Humphreys
- Rights:
- © Australian Museum
Additional information
Obsidian is a volcanic glass that is commonly dark in colour and glassy, with a water content less than 1%.
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Tags obsidian, igneous rocks, volcanic glass, volcanoes, geosciences, mineralogy,