Serendibite
Serendibiet, Serendibit, Serendibita, Серендибит, ｾﾚﾝﾃﾞｨﾊﾞｲﾄ, 硅硼鋁鈣鎂石
Commonly known
rarer (so called collectors stones)
very rare (rarities)
extremely rare (world rarities)
relatively rare organic material
relatively rare organic material
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Formula: Ca2(Mg,Al)6(Si,Al,B)6O20
Mineral Class: silicates Crystal System: triclinic Mohs Scale: 6.5 - 7 Density (g/cm3): 3.40 - 3.52 Refractive index: 1.701 - 1.706 Cleavage: good Colors: light yellow, brown, blueish, greenish, black Luster: vitreous Fluorescence: - Pleochroism: strong X: light yellow, yellow-green to blue-green, Y: nearly colorless, light yellow, blue-green, blue, Z: blue Largest Serendibite: 2 cm Largest faceted Serendibite: 0.56 ct Deposits: Madagascar, Myanmar, Russia, Sri Lanka, Tanzania, USA Discovery: 1902 1st Description: 1903 Name: from the old Arabic term for Sri Lanka: Serendib History: • Serendibite was discovered in Sri Lanka, in 1902. • First description in 1903, by G.T. Prior and A.K. Coomáraswámy. • Structure analysis: 1974. • Discovery of serendibite in Tayozhnoye / eastern Siberia / Russia, in 1991. • "So far there exist three faceted specimens of 0.35 ct, 0.55 ct, and 0.56 ct. The first two were discovered by rare stone specialist D. P. Gunasekera and purchased by the late Prof. E. J. Gübelin (Switzerland)". Source: www.curiousnotions.com |
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Serendibite Mineral in Phlogopite-Plagioclase Skarn
Size of the matrix: 4,5 x 3,0 x 2,5 cm Origin: Johnsburg Village / Warren County / New York / USA Photo by kind permission of © Pavel Kartashov |
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Serendibite
Weight: 0.35 ct Origin: Ratnapura / Sri Lanka Photo by kind permission of George Bosshart |
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Serendibite Mineral
Size: 2.0 x 1.3 x 0.7 cm Origin: Mogok / Sagaing District / Mandalay / Myanmar Photo by kind permission of © www.gps.caltech.edu |
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Serendibite Mineral
Origin: Mogok / Sagaing District / Mandalay / Myanmar Photo by kind permission of © www.irocks.com |
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Serendibite
Weight: 0.55 ct Origin: Ratnapura / Sri Lanka Photo by kind permission of George Bosshart |
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Serendibite Mineral
Size: 7.2 x 7.6 x 6.9 cm Origin: Mogok / Sagaing District / Mandalay / Myanmar Photo by kind permission of © www.civilminerals.com |
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Serendibite Mineral
Origin: Ohngaing / Mogok / Sagaing District / Mandalay / Myanmar Photo by kind permission of © www.crystal-treasure.com |
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Serendibite
Weight: 1.74 ct Origin: Ohngaing / Mogok / Sagaing District / Mandalay / Myanmar Photo by kind permission of © www.crystal-treasure.com |
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