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Anhydrite
Anhydrite

Pyrope Almandine
Pyrope Almandine



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Anhydrite
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Pyrope Almandine

Anhydrite and Pyrope Almandine Optical Properties

1 Optical Properties
1.1 Luster
Pearly, Greasy
Not Available
1.2 Pleochroism
For violet varieties
AbsentWalter Schumann
1.3 Dispersion
Albite Optical ..
0.01
Rank: 27 (Overall)
0.02
Rank: 16 (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent
TransparentGemdat.org, Management Team (2012)
1.5 Refractive Index
1.570-1.614
1.73-1.77
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Not Available
1.8 Birefringence
0.042-0.044
Not Available
1.9 Clarity
Transparent
TransparentGemdat.org

Anhydrite and Pyrope Almandine Optic Character

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

Anhydrite and Pyrope Almandine Transparency

Similar to their colors, Anhydrite and Pyrope Almandine 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, Anhydrite is Transparent while Anhydrite is Transparent in appearance.