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Celestine
Celestine

Anthophyllite
Anthophyllite



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Celestine
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Anthophyllite

Celestine and Anthophyllite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Vitreous, Pearly
1.2 Pleochroism
Weakly trichroiC
When Fe-rich
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Gems
Transparent
1.5 Refractive Index
1.619-1.635
1.603-1.690
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
Orthorhombic
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
1.8 Birefringence
0.004-0.012
Not Available
1.9 Clarity
Gems
Transparent

Celestine and Anthophyllite Optic Character

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

Celestine and Anthophyllite Transparency

Similar to their colors, Celestine and Anthophyllite 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, Celestine is Gems while Celestine is Gems in appearance.