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Boracite
Boracite

Clinochlore
Clinochlore



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Boracite
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Clinochlore

Boracite and Clinochlore Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Adamantine
Pearly, Greasy
1.2 Pleochroism
None
Distinct: light yellow-green to light bluE
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent
1.5 Refractive Index
1.658-1.6731.571-1.597
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
Orthorhombic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
1.8 Birefringence
0.010-0.011Not Available
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Boracite and Clinochlore Optic Character

Boracite and Clinochlore optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Boracite and Clinochlore 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 Boracite and Clinochlore 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. Clinochlore has Biaxial/+ character.

Boracite and Clinochlore Transparency

Similar to their colors, Boracite and Clinochlore 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, Boracite is Transparent while Boracite is Transparent in appearance.