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Mottramite
Mottramite

Rhyolite
Rhyolite



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Mottramite
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Rhyolite

Mottramite and Rhyolite 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
Not Available
1.5 Refractive Index
2.170Not Available
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Trigonal
1.8 Birefringence
0.150Not Available
Achroite
0 0.296
1.9 Clarity
Not Available
Not Available

Mottramite and Rhyolite Optic Character

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

Similar to their colors, Mottramite and Rhyolite 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.