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Malachite
Malachite

Vesuvianite Idocrase
Vesuvianite Idocrase



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Malachite
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Vesuvianite Idocrase

Malachite and Vesuvianite Idocrase Optical Properties

1 Optical Properties
1.1 Luster
Adamantine, Vitreous, Silky, Fibrous
Not Available
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
None0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Opaque
Transparent
1.5 Refractive Index
1.655-1.9091.700-1.725
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Uniaxial/-
1.7 Crystal System
monoclinic
Not Available
1.8 Birefringence
0.2540.002-0.012
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004) More from other references
Transparent

Malachite and Vesuvianite Idocrase Optic Character

Malachite and Vesuvianite Idocrase optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Malachite and Vesuvianite Idocrase 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 Vesuvianite Idocrase 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. Vesuvianite Idocrase has Uniaxial/- character.

Malachite and Vesuvianite Idocrase Transparency

Similar to their colors, Malachite and Vesuvianite Idocrase 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.