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Anthophyllite
Anthophyllite

Moonstone
Moonstone



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Anthophyllite
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Moonstone

Anthophyllite and Moonstone Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Pearly
1.2 Pleochroism
When Fe-rich
AbsentWalter Schumann
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent, Transparent to translucent
1.5 Refractive Index
1.603-1.6901.518-1.527
Agate Opal
1 3.25
1.6 Optic Character
Biaxial/+
Not Available
1.7 Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
monoclinic
1.8 Birefringence
Not Available0.006-0.007
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Anthophyllite and Moonstone Optic Character

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

Anthophyllite and Moonstone Transparency

Similar to their colors, Anthophyllite and Moonstone 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, Anthophyllite is Transparent while Anthophyllite is Transparent in appearance.