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Mottramite
Mottramite

Chiastolite
Chiastolite



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Mottramite
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Chiastolite

Mottramite and Chiastolite Optical Properties

1 Optical Properties
1.1 Luster
Greasy
Not Available
1.2 Pleochroism
Visible X=Y= canary yellow to greenish yellow
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Translucent
1.5 Refractive Index
2.1701.627-1.645
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Not Available
1.8 Birefringence
0.1500.007-0.013
Achroite
0 0.296
1.9 Clarity
Not Available
Translucent

Mottramite and Chiastolite Optic Character

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

Mottramite and Chiastolite Transparency

Similar to their colors, Mottramite and Chiastolite 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, Mottramite is Not Available while Mottramite is Not Available in appearance.