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Morganite
Morganite

Lapis lazuli
Lapis lazuli



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Morganite
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Lapis lazuli

Morganite and Lapis lazuli Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Greasy
1.2 Pleochroism
Distinct: pale pink bluish-pinkHerve Nicolas Lazzarelli
AbsentWalter Schumann
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent, Transparent to translucent
Opaque
1.5 Refractive Index
1.573-1.6001.500-1.670
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
Trigonal
1.8 Birefringence
0.005-0.009Not Available
Achroite
0 0.296
1.9 Clarity
Transparent to translucent
Gemstones of the world (2001)

Morganite and Lapis lazuli Optic Character

Morganite and Lapis lazuli optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Morganite and Lapis lazuli Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Morganite and Lapis lazuli optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

Morganite and Lapis lazuli Transparency

Similar to their colors, Morganite and Lapis lazuli transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Morganite is Translucent, Transparent and Transparent to translucent while Morganite is Translucent, Transparent and Transparent to translucent in appearance.