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Smithsonian Gem & Mineral Collection
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| Stibnite, an ore of antimony, has a bright metallic luster. This spectacular group of crystals is from Iyo, Japan, and is part of the gem and mineral collection of the Smithsonian's National Museum of Natural History. |
| Last modified 2026-08-09 MZ |
Smithsonian photos by Dane A. Penland Copyright 1992 Smithsonian Institution |
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