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Beryllonite
Beryllonite

Goshenite
Goshenite



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Beryllonite
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Goshenite

Beryllonite and Goshenite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Adamantine, Pearly
Vitreous
1.2 Pleochroism
AbsentWalter Schumann
Not Available
1.3 Dispersion
0.010.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Transparent
1.5 Refractive Index
1.552-1.5621.562-1.615
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Hexagonal
1.8 Birefringence
0.0090.003-0.010
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Beryllonite and Goshenite Optic Character

Beryllonite and Goshenite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Beryllonite and Goshenite 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 Beryllonite and Goshenite 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.

Beryllonite and Goshenite Transparency

Similar to their colors, Beryllonite and Goshenite 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, Beryllonite is Gemmological Tables (2004) More from other references while Beryllonite is Gemmological Tables (2004) More from other references in appearance.