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Azurmalachite
Azurmalachite

Staurolite
Staurolite



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Azurmalachite
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Staurolite

Azurmalachite and Staurolite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Silky
Resinous
1.2 Pleochroism
AbsentWalter Schumann
X = colorless; Y = pale yellow; Z = golden yellow
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Blue Chart Gem Identification (2010) More from other references
1.5 Refractive Index
1.655-1.9091.736-1.762
Agate Opal
1 3.25
1.6 Optic Character
Biaxial/+
Not Available
1.7 Crystal System
monoclinic
monoclinic
1.8 Birefringence
0.108-0.2540.009-0.015
Achroite
0 0.296
1.9 Clarity
Translucent
Blue Chart Gem Identification (2010) More from other references

Azurmalachite and Staurolite Optic Character

Azurmalachite and Staurolite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Azurmalachite and Staurolite 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 Azurmalachite and Staurolite 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. Azurmalachite has Biaxial/+ character.

Azurmalachite and Staurolite Transparency

Similar to their colors, Azurmalachite and Staurolite 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, Azurmalachite is Translucent while Azurmalachite is Translucent in appearance.