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Scapolite
Scapolite

Malachite
Malachite



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Scapolite
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Malachite

Scapolite and Malachite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Adamantine, Vitreous, Silky, Fibrous
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
0.02None
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Opaque
1.5 Refractive Index
1.540-1.5791.655-1.909
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
monoclinic
1.8 Birefringence
0.006-0.0370.254
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Gemmological Tables (2004) More from other references

Scapolite and Malachite Optic Character

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

Scapolite and Malachite Transparency

Similar to their colors, Scapolite and Malachite 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, Scapolite is Gemmological Tables (2004) More from other references while Scapolite is Gemmological Tables (2004) More from other references in appearance.