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Goethite
Goethite

Larvikite
Larvikite



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Goethite
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Goethite and Larvikite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine
Pearly
1.2 Pleochroism
VisibleArthur Thomas
Not Available
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Gemstones (2009)
Transparent, Translucent
1.5 Refractive Index
2.26-2.398
Not Available
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Not Available
1.8 Birefringence
0.138
Not Available
1.9 Clarity
Gemstones (2009)
Transparent

Goethite and Larvikite Optic Character

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

Goethite and Larvikite Transparency

Similar to their colors, Goethite and Larvikite 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, Goethite is Gemstones (2009) while Goethite is Gemstones (2009) in appearance.