snowflake obsidian
noun1
Obsidian which has radial crystal clusters composed of cristobalite on its surface.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
noun
Obsidian which has radial crystal clusters composed of cristobalite on its surface.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
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