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Axinite
Axinite

Hureaulite
Hureaulite



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Axinite
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Hureaulite

Axinite and Hureaulite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Greasy
1.2 Pleochroism
Strong
Colorless yellow to pale rose reddish yellow to reddish brown.Anthony et al
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Transparent
1.5 Refractive Index
1.656-1.7041.647-1.667
Agate Opal
1 3.25
1.6 Optic Character
Biaxial/+
Not Available
1.7 Crystal System
Triclinic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
1.8 Birefringence
0.009-0.0120.012
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Axinite and Hureaulite Optic Character

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

Axinite and Hureaulite Transparency

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