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Amblygonite
Amblygonite

Beudantite
Beudantite



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Amblygonite
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Beudantite

Amblygonite and Beudantite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Vitreous, Resinous
1.2 Pleochroism
weak to none
visible
1.3 Dispersion
0.01NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Not Available
1.5 Refractive Index
1.578-1.6461.957
Agate Opal
1 3.25
1.6 Optic Character
Biaxial/+
Not Available
1.7 Crystal System
Triclinic
Trigonal
1.8 Birefringence
0.020-0.0300.014
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Not Available

Amblygonite and Beudantite Optic Character

Amblygonite and Beudantite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Amblygonite and Beudantite 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 Amblygonite and Beudantite 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. Amblygonite has Biaxial/+ character.

Amblygonite and Beudantite Transparency

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