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Idocrase
Idocrase

Goethite
Goethite



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Idocrase
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Goethite

Idocrase and Goethite Optical Properties

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1 Optical Properties
1.1 Luster
Not Available
Adamantine
1.2 Pleochroism
Not Available
VisibleArthur Thomas
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Gemstones (2009)
1.5 Refractive Index
1.67-1.762.26-2.398
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
tetragonal
Orthorhombic
1.8 Birefringence
Not Available0.138
Achroite
0 0.296
1.9 Clarity
Color grading system
Gemstones (2009)

Idocrase and Goethite Optic Character

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

Idocrase and Goethite Transparency

Similar to their colors, Idocrase and Goethite 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, Idocrase is Not Available while Idocrase is Not Available in appearance.