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Adamite
Adamite

Amblygonite
Amblygonite



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Adamite
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Amblygonite

Adamite and Amblygonite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Pearly
1.2 Pleochroism
NilArthur Thomas
weak to none
1.3 Dispersion
NA0.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.708-1.7221.578-1.646
Agate Opal
1 3.25
1.6 Optic Character
Biaxial/+
Biaxial/+
1.7 Crystal System
Orthorhombic
Triclinic
1.8 Birefringence
0.031-0.0500.020-0.030
Achroite
0 0.296
1.9 Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Adamite and Amblygonite Optic Character

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

Adamite and Amblygonite Transparency

Similar to their colors, Adamite and Amblygonite 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, Adamite is Transparent while Adamite is Transparent in appearance.