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Goethite
Goethite

Rhodochrosite
Rhodochrosite



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Goethite
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Rhodochrosite

Goethite and Rhodochrosite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine
Vitreous
1.2 Pleochroism
VisibleArthur Thomas
Weak
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemstones (2009)
Transparent, Opaque, Transparent to nearly opaque
1.5 Refractive Index
2.26-2.3981.60
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic
Trigonal
1.8 Birefringence
0.1380.208-0.220
Achroite
0 0.296
1.9 Clarity
Gemstones (2009)
Transparent to nearly opaque

Goethite and Rhodochrosite Optic Character

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

Similar to their colors, Goethite and Rhodochrosite 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.