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Titanite
Titanite

Mottramite
Mottramite



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Titanite
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Mottramite

Titanite and Mottramite Optical Properties

1 Optical Properties
1.1 Luster
Subadamantine, Resinous
Greasy
1.2 Pleochroism
Strong: X = nearly colorless; Y = yellow to green; Z = red to yellow-orange
Visible X=Y= canary yellow to greenish yellow
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Not Available
1.5 Refractive Index
1.885-1.9902.170
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Orthorhombic
1.8 Birefringence
0.105-0.1350.150
Achroite
0 0.296
1.9 Clarity
Not Available
Not Available

Titanite and Mottramite Optic Character

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

Titanite and Mottramite Transparency

Similar to their colors, Titanite and Mottramite 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.