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Hodgkinsonite
Hodgkinsonite

Malachite
Malachite



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Hodgkinsonite
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Malachite

Hodgkinsonite and Malachite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Adamantine, Vitreous, Silky, Fibrous
1.2 Pleochroism
Lavender and pale purple for transparent pink stones.Michael O’Donoghue
Not Available
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gems
Opaque
1.5 Refractive Index
1.720-1.7461.655-1.909
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
monoclinic
1.8 Birefringence
0.0260.254
Achroite
0 0.296
1.9 Clarity
Gems
Gemmological Tables (2004) More from other references

Hodgkinsonite and Malachite Optic Character

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

Hodgkinsonite and Malachite Transparency

Similar to their colors, Hodgkinsonite 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, Hodgkinsonite is Gems while Hodgkinsonite is Gems in appearance.