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Friedelite
Friedelite

Aragonite
Aragonite



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Friedelite
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Aragonite

Friedelite and Aragonite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous, Resinous
1.2 Pleochroism
NilArthur Thomas
StrongArthur Thomas
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent, Translucent
1.5 Refractive Index
1.627-1.6631.525-1.686
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
Orthorhombic
1.8 Birefringence
0.032-0.0350.155
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Friedelite and Aragonite Optic Character

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

Friedelite and Aragonite Transparency

Similar to their colors, Friedelite and Aragonite 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, Friedelite is Translucent while Friedelite is Translucent in appearance.