Corundum (Blue Sapphire) crystals in matrix 26g. Mineral specimen. Ural, Russia.
Der Saphir Gemmologische Fakten – hätten Sie es gewusst? | Blog | Ceylons Munich - Feine und schöne Saphire
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5000 Ct(1KG) Lot Natural Blue Sapphire Magnificent Mineral Rough Uncut Gemstones | eBay
Verre Montre Saphir Ou Mineral Finland, SAVE 43% - aveclumiere.com
9.67ct Raw Blue Sapphire Crystal - Mineral Mike
Sapphire - Wikipedia
Sapphire (corundum) | Blue corundum (sapphire) (~5.0 centime… | Flickr
Sapphire the Mineral (@sapphiremineral) / Twitter
Sapphire - Wikipedia
Saphir – Wikipedia
Ruby Sapphire Mix - 1 1/2 Inch Crystal from North Carolina
Corundum var. Sapphire. - KRC-71 - Australia Mineral Specimen
21.63CT BLUE SAPPHIRE MINERAL SPECIMEN - Moriartys Gem Art
How to Identify Rough Sapphire (Tips and Techniques) - Rock Seeker
Natural Sapphire Crystal Aquamarine Mineral Mark Blue Calcite Home Spirit Decor | eBay
Mineralatlas Lexikon - Saphir
