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Danburite
Danburite

Pyromorphite
Pyromorphite



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Danburite
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Pyromorphite

Danburite and Pyromorphite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy
Resinous, Subadamantine
1.2 Pleochroism
Weak: pale yellow yellow
Weak
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Transparent
1.5 Refractive Index
1.627-1.6392.042-2.059
Agate Opal
1 3.25
1.6 Optic Character
Biaxial/+
Not Available
1.7 Crystal System
Orthorhombic
Hexagonal
1.8 Birefringence
0.0060.010
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Danburite and Pyromorphite Optic Character

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

Danburite and Pyromorphite Transparency

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