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Obsidian — specimens [gallery view]


A rock; a mixture of cryptocrystalline grains of silica minerals in a glass-like suspension.
Obsidian — specimen 0742
0742
no precise locality
Mahogany obsidian — specimen 0735
0735
Africa
Mahogany obsidian — specimen 0760
0760
Argentina
Mahogany obsidian — specimen 0761
0761
Argentina
Rainbow obsidian — specimen 0617
0617
Mexico
Snowflake obsidian — specimen 0734
0734
no precise locality
Snowflake obsidian — specimen 0738
0738
no precise locality

Obsidian — specimens — 7
Page 1


Gemmology — gemstones
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The specimens illustrated in this site do not exist in the collections of the National Museum of Natural History, Sofia.