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Bustamite
Bustamite

Antimony trioxide
Antimony trioxide



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Bustamite
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Antimony trioxide

Bustamite and Antimony trioxide Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Not Available
1.2 Pleochroism
Weak
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Not Available
1.5 Refractive Index
1.662-1.7072.087
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Triclinic
cubic (α)<570 °C
1.8 Birefringence
0.013-0.015Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Not Available

Bustamite and Antimony trioxide Optic Character

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

Bustamite and Antimony trioxide Transparency

Similar to their colors, Bustamite and Antimony trioxide 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, Bustamite is Translucent and Transparent while Bustamite is Translucent and Transparent in appearance.