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Malachite
Malachite

Chlorastrolite
Chlorastrolite



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Malachite
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Chlorastrolite

Malachite and Chlorastrolite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine, Vitreous, Silky, Fibrous
Chatoyant
1.2 Pleochroism
Not Available
NilArthur Thomas
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Opaque
Gems
1.5 Refractive Index
1.655-1.9091.7
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Not Available
1.8 Birefringence
0.2540.010
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004) More from other references
Gems

Malachite and Chlorastrolite Optic Character

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

Malachite and Chlorastrolite Transparency

Similar to their colors, Malachite and Chlorastrolite 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, Malachite is Opaque while Malachite is Opaque in appearance.