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Pyromorphite
Pyromorphite

Siderite
Siderite



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Pyromorphite
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Siderite

Pyromorphite and Siderite Optical Properties

1 Optical Properties
1.1 Luster
Resinous, Subadamantine
Pearly
1.2 Pleochroism
Weak
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Transparent, Translucent
1.5 Refractive Index
2.042-2.0591.633-1.875
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Hexagonal
Trigonal
1.8 Birefringence
0.0100.242
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Pyromorphite and Siderite Optic Character

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

Similar to their colors, Pyromorphite and Siderite 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.