+Obsidian sand is a naturally occurring granular material, primarily composed of fragments of [Obsidian](/wiki/obsidian) glass. Formed by volcanic activity, its dark, glossy grains create striking black [Beaches](/wiki/beach) in certain regions, reflecting its fiery origin.
+## See also
+- [Volcanic Glass](/wiki/volcanic_glass)
+- [Igneous Rock](/wiki/igneous_rock)
+- [Sand](/wiki/sand)
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