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Plumbogummite
Plumbogummite

Malachite
Malachite



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Plumbogummite
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Malachite

Plumbogummite and Malachite Optical Properties

1 Optical Properties
1.1 Luster
Resinous
Adamantine, Vitreous, Silky, Fibrous
1.2 Pleochroism
None
Not Available
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Opaque
1.5 Refractive Index
1.653-1.6881.655-1.909
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
monoclinic
1.8 Birefringence
Not Available0.254
Achroite
0 0.296
1.9 Clarity
Not Available
Gemmological Tables (2004) More from other references

Plumbogummite and Malachite Optic Character

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

Plumbogummite and Malachite Transparency

Similar to their colors, Plumbogummite 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, Plumbogummite is Not Available while Plumbogummite is Not Available in appearance.