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Mineral Library -Heliodor Detail

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Top Quality Facet Rough!
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Natural Crystal
 
Mineral FamilyBeryl
familyBeryl
hardness7.5-8
compositionBeryllium Aluminum Silicate
refractive_index1.56/1.57 to 1.59/1.6
specific_gravity2.65-2.9
birefringenceyes
critical_angle39.22
crown_angle42
pavilion_angle43
pleochroismno
crystal_shapeHexagonal
rarity8
colorsyellowish green, greenish yellow
Gemstone
 


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Facet Rough
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Recent Hand SelectSelect by Mineral FamilySelect by Origin CountrySelect by Carat WeightSelect by PriceSelect by Color
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