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Biotite
Biotite

Baddeleyite
Baddeleyite



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Baddeleyite

Biotite and Baddeleyite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Adamantine
1.2 Pleochroism
Strong
DistinctArthur Thomas
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Not Available
Transparent
1.5 Refractive Index
1.565-1.625
2.13-2.20
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/c
1.8 Birefringence
0.03-0.07
0.07
1.9 Clarity
Not Available
Transparent

Biotite and Baddeleyite Optic Character

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

Biotite and Baddeleyite Transparency

Similar to their colors, Biotite and Baddeleyite 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, Biotite is Not Available while Biotite is Not Available in appearance.