File:Swissblue01.jpg
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Swiss blue topaz, 12mm round. Swiss blue is a trade name for a bright "swimming pool" shade of blue; it does not indicate the origin of the stone. Colorless topaz is irradiated to produce the Swiss blue color.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 03:03, 4 July 2010 | | 450 × 452 (46 KB) | Jessi (talk | contribs) | Swiss blue topaz, 12mm round. Swiss blue is a trade name for a bright "swimming pool" shade of blue; it does not indicate the origin of the stone. Colorless topaz is irradiated to produce the Swiss blue color. |
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