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Formula: Al2O3
Mineral class: oxides Crystal system: trigonal Mohs scale: 9 Density (g/cm3): 3.99 - 4 Cleavage: - Colors: colorless, blue, yellow, orange, red, green, violet Luster: vitreous Fluorescence: yellow Sri Lanka-Sapphire: slightly orange; colorless Sapphire: orange-yellow or violet Pleochroism: blue Sapphire: blue - greenish blue yellow Sapphire: light yellow - yellow green Sapphire: light yellow - greenish yellow violet Sapphire: violet - light red Largest Sapphire: 2,302 ct, Australia 1935 Deposits: Sri Lanka, Myanmar, Australia, Thailand, India, USA, Brazil, Cambodia, Kenya, Malawi, Zimbabwe, Nigeria, Tanzania Discovery: ? 1st Description: 1805 |
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Sapphire Mineral
Origin: Ratnapura / Sabaragamuwa Province / Sri Lanka Photo by kind permission of © www.Treasuremountainmining.com, Eric Greene. |
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Sapphire Mineral
Origin: Mogok / Mandalay / Myanmar Photo by kind permission of © www.crystal-treasure.com, Sieghard Ellenberger. |
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Sapphire Mineral
Origin: Mogok / Mandalay / Myanmar Photo by kind permission of © www.crystal-treasure.com, Sieghard Ellenberger. |
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Sapphire
Weight: 34.63 ct Origin: Sri Lanka Photo by kind permission of © www.multicolour.com, David Weinberg. |
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Sapphire Mineral
Size: 0.6 x 1.58 cm Weight: 3.72 ct Origin: Sri Lanka Photo by kind permission of © www.wildfishgems.com, Edward Bristol. |
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Sapphire
Weight: 8.38 ct Origin: Madagascar Photo by kind permission of © www.multicolour.com, David Weinberg. |
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Sapphire
Weight: 2.32 ct Origin: Sri Lanka Photo by kind permission of © www.djraregems.com, John & Donna Rhoads. |
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Sapphire Ring
Sapphire: 5.50 ct + 2 Diamonds Origin of the Sapphire: Myanmar Gold: 18K Photo by kind permission of © http://www.gemfrance.com, Dr. Laurent Sikirdji. |
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Sapphire
Weight: 4.07 ct Origin: Sri Lanka Photo by kind permission of © www.edelsteine.at, Thomas Pfneisl. |
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Sapphire Top Color "cornflower blue"
Weight: 5.07 ct Origin: Sri Lanka Photo by kind permission of © www.multicolour.com, David Weinberg. |
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Sapphire
Weight: 6.25 ct Origin: Sri Lanka Photo by kind permission of © www.multicolour.com, David Weinberg. |
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Sapphire
Weight: 15.86 ct Origin: Sri Lanka Photo by kind permission of © www.edelsteine.at, Wiener Edelsteinzentrum. |
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Sapphire Ring
Origin of the Sapphire: Montana / USA Material: Silver Photo by kind permission of © http://www.wolfpiontek.de, Wolf Piontek. |
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Sapphire
Size: 1.54 x 0.82 x 0,65 cm Origin: Mogok / Mandalay / Myanmar Photo by kind permission of © www.crystal-treasure.com, Sieghard Ellenberger. |
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Sapphire
Size: 1.0 x 0.48 x 0.41 cm Origin: Mogok / Mandalay / Myanmar Photo by kind permission of © www.crystal-treasure.com, Sieghard Ellenberger. |
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Sapphire
Weight: 1.23 ct Origin: Sri Lanka Photo by kind permission of www.online-edelstein.de, Timo Klopp. |
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Sapphire Mineral
Size: 1.36 x 0.26 x 0.24 cm Origin: Mogok / Mandalay / Myanmar Photo by kind permission of © www.crystal-treasure.com, Sieghard Ellenberger. |
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Sapphire Mineral
Size: 4.5 x 3.5 x 2.3 cm Origin: Hunza Valley / Gilgit Distr. / Pakistan Photo by kind permission of © www.mineralman.com, Jasun McAvoy. |
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Sapphire
Weight: 2.02 ct Origin: Tunduru / Tanzania Photo by kind permission of © www.multicolour.com, David Weinberg. |
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Sapphire Mineral
Origin: Dattaw Mine / Mogok / Myanmar Photo by kind permission of © www.irocks.com, Dr. Robert Lavinsky. |
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Sapphire
Weight: 0.27 ct Origin: Sri Lanka Photo by kind permission of © www.irocks.com, Dr. Robert Lavinsky. |
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Sapphire
Weight: 1.07 ct Origin: Madagascar Photo by kind permission of © www.djraregems.com, Donna & John Rhoads. |
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Sapphire
Weight: 3.48 ct Origin: Sri Lanka Photo by kind permission of © www.djraregems.com, John & Donna Rhoads. |
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Sapphire Mineral
Size: 1.57 x 0.66 cm Weight: 4.02 ct Origin: Bible / Sri Lanka Photo by kind permission of © www.wildfishgems.com, Edward Bristol. |
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Sapphire
Weight: 2.23 ct Origin: Songea / Tanzania Photo by kind permission of © www.multicolour.com, David Weinberg. |
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Sapphire treated
Weight: 0.25 ct Origin: Sri Lanka Photo by kind permission of © www.irocks.com, Dr. Robert Lavinsky. |
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Sapphire
Weight: 0.29 ct Origin: Sri Lanka Photo by kind permission of © www.irocks.com, Dr. Robert Lavinsky. |
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Sapphire
Weight: 0.42 ct Origin: Madagascar Photo by kind permission of © www.djraregems.com, Donna & John Rhoads. |
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Sapphire
Weight: 4.24 ct Origin: Tanzania Photo by kind permission of © www.wildfishgems.com, Edward Bristol. |
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Sapphire
Weight: 1.68 ct Origin: Sri Lanka Photo by kind permission of © www.multicolour.com, David Weinberg. |
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Sapphire
Weight: 1.06 ct Origin: East Africa Photo by kind permission of © www.multicolour.com, David Weinberg. |
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Sapphire
Weight: 3.10 ct Origin: Tanzania Foto mit freundlicher Erlaubnis von © www.wildfishgems.com, Edward Bristol. |
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Sapphire
Weight: 3.86 ct Origin: Sri Lanka Photo by kind permission of © www.edelsteine.at, Thomas Pfneisl. |
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Sapphire
Weight: 0.83 ct Origin: East Africa Photo by kind permission of © www.multicolour.com, David Weinberg. |
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Sapphire Ring
Sapphire: 1.66 ct Origin: Sri Lanka Gold: 18K Photo by kind permission of © http://bkkgemstones.com, Trent Anderson. |
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Sapphire
Weight: 1.08 ct Origin: Madagascar Photo by kind permission of © www.djraregems.com, John & Donna Rhoads. |
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Sapphire
Weight: 2.51 ct Origin: Kenya Photo by kind permission of © www.multicolour.com, David Weinberg. |
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Sapphire
Weight: 1.47 ct Origin: Sri Lanka Photo by kind permission of © www.irocks.com, Dr. Robert Lavinsky. |
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Sapphire
Weight: 1.30 ct Origin: Sri Lanka Photo by kind permission of © www.thegemtrader.com, Brad Payne. |
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Sapphire
Weight: 0.66 ct Origin: Australia Photo by kind permission of © www.bkkgemstones.com, Trent Anderson. |
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Sapphire
Weight: 1.85 ct Origin: Kelly Mine / Magdalena / New Mexico / USA Photo by kind permission of © www.treasuremountainmining.com, Eric Greene. |
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Sapphire Cat's Eye
Weight: 2.61 ct Origin: Sri Lanka Photo by kind permission of © www.edelsteine.at, Thomas Pfneisl. |
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Star Sapphire
Weight: 1.17 ct Origin: Sri Lanka Photo by kind permission of © www.irocks.com, Dr. Robert Lavinsky. |
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Star Sapphire
Weight: 5.00 ct Origin: Sri Lanka Photo by kind permission of © www.edelsteine.at, Wiener Edelsteinzentrum. |
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Star Sapphire
Weight: 6.14 ct Origin: Sri Lanka Photo by kind permission of © www.djraregems.com, John Rhoads. |
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Star Sapphire
Weight: 6.88 ct Origin: Madagascar Photo by kind permission of © www.multicolour.com, David Weinberg. |
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Star Sapphire
Weight: 13.00 ct Herkunft: Sri Lanka Foto mit freundlicher Erlaubnis von © www.multicolour.com, David Weinberg. |
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Star Sapphire "Gold Star"
Weight: 4.8 ct Origin: Thailand Photo by kind permission of © www.bkkgemstones.com, Trent Anderson. |
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Star Sapphire
Weight: 1.00 ct Origin: Tanzania Photo by kind permission of © www.multicolour.com, David Weinberg. |
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Star Sapphire
Weight: 2.56 ct Origin: Sri Lanka Photo by kind permission of © www.djraregems.com, John Rhoads. |
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Sapphire color change
Weight: 1.18 ct Origin: Tunduru / Tanzania Photo by kind permission of © www.multicolour.com, David Weinberg. |
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Sapphire color change
Weight: 1.38 ct Origin: Songea / Tanzania Photo by kind permission of © www.multicolour.com, David Weinberg. |
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Sapphire color change
Weight: 0.65 ct Origin: Yogo / Montana / USA Photo by kind permission of © www.irocks.com, Dr. Robert Lavinsky. |
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Sapphire color change
Weight: 6.32 ct Origin: Umba-Tal / Tanzania Photo by kind permission of © www.multicolour.com, David Weinberg. |
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Sapphire color change
Weight: 1.69 ct Origin: Tunduru / Tanzania Photo by kind permission of © www.multicolour.com, David Weinberg. |
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Sapphire Trapiche
Size: 2.43 x 1.94 x 0.43 cm Weight: 25.71 ct Origin: Tha-Beik-Kyin / Mogok / Mandalay / Myanmar Photo by kind permission of © www.crystal-treasure.com, Sieghard Ellenberger. |
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Sapphire ring
Central stones: 25 - 30 stones with 2.5 mm diameter each, all together appr. 4 ct Clarity: eye-clean (vvs 2) Gold: Appr. 6 g, in 14 or 18 carat yellow or white gold Photo by kind permission of © http://bkkgemstones.com, Trent Anderson. |
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