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Pyromorphite
Pyromorphite

Brookite
Brookite



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Pyromorphite
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Brookite

Pyromorphite and Brookite Optical Properties

1 Optical Properties
1.1 Luster
Resinous, Subadamantine
Adamantine
1.2 Pleochroism
Weak
Very weak
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gemmological Tables (2004) More from other references
1.5 Refractive Index
2.042-2.0592.583-2.741
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
Orthorhombic
1.8 Birefringence
0.0100.117
Achroite
0 0.296
1.9 Clarity
Transparent
Gemmological Tables (2004) More from other references

Pyromorphite and Brookite Optic Character

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

Pyromorphite and Brookite Transparency

Similar to their colors, Pyromorphite and Brookite 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, Pyromorphite is Transparent while Pyromorphite is Transparent in appearance.