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Boleite
Boleite

Anthophyllite
Anthophyllite



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Boleite
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Anthophyllite

Boleite and Anthophyllite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Vitreous, Pearly
1.2 Pleochroism
Not Available
When Fe-rich
1.3 Dispersion
0.07NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent
1.5 Refractive Index
2.051.603-1.690
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
Isometric
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
1.8 Birefringence
0.010Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Boleite and Anthophyllite Optic Character

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

Boleite and Anthophyllite Transparency

Similar to their colors, Boleite 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, Boleite is Transparent while Boleite is Transparent in appearance.