rainbow obsidian (English, noun)
expansion: rainbow obsidian (countable and uncountable, plural rainbow obsidians)
Senses:
topics: chemistry
geography
geology
mineralogy
natural-sciences
physical-sciences
glosses: A type of colorful, striped obsidian originating from Mexico which contains oriented nanorods of hedenbergite, causing the rainbow striping effects by thin-film interference.
tags: countable
uncountable
Forms:
form: rainbow obsidians
tags: plural