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Stichtite
Stichtite

Danburite
Danburite



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Stichtite
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Danburite

Stichtite and Danburite Optical Properties

1 Optical Properties
1.1 Luster
Waxy, Resinous
Vitreous, Greasy
1.2 Pleochroism
Weak
Weak: pale yellow yellow
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.516-1.5441.627-1.639
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
Trigonal
Orthorhombic
1.8 Birefringence
0.0260.006
Achroite
0 0.296
1.9 Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda

Stichtite and Danburite Optic Character

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

Stichtite and Danburite Transparency

Similar to their colors, Stichtite and Danburite 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, Stichtite is Translucent while Stichtite is Translucent in appearance.