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Titanite
Titanite

Anthophyllite
Anthophyllite



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Titanite
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Anthophyllite

Titanite and Anthophyllite Optical Properties

1 Optical Properties
1.1 Luster
Subadamantine, Resinous
Vitreous, Pearly
1.2 Pleochroism
Strong: X = nearly colorless; Y = yellow to green; Z = red to yellow-orange
When Fe-rich
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Transparent
1.5 Refractive Index
1.885-1.9901.603-1.690
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
monoclinic
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
1.8 Birefringence
0.105-0.135Not Available
Achroite
0 0.296
1.9 Clarity
Not Available
Transparent

Titanite and Anthophyllite Optic Character

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

Titanite and Anthophyllite Transparency

Similar to their colors, Titanite 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, Titanite is Not Available while Titanite is Not Available in appearance.