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Sulfur
Sulfur

Siderite
Siderite



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Sulfur
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Siderite

Sulfur and Siderite Optical Properties

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1 Optical Properties
1.1 Luster
Not Available
Pearly
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Transparent, Translucent
1.5 Refractive Index
Not Available1.633-1.875
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Trigonal
1.8 Birefringence
Not Available0.242
Achroite
0 0.296
1.9 Clarity
Not Available
Transparent

Sulfur and Siderite Optic Character

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

Sulfur and Siderite Transparency

Similar to their colors, Sulfur 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, Sulfur is Not Available while Sulfur is Not Available in appearance.