Home
Gemstones


Goethite and Ametrine Optical Properties


Ametrine and Goethite Optical Properties


Optical Properties

Luster
Adamantine   
Vitreous   

Pleochroism
VisibleArthur Thomas   
Not Available   

Dispersion
Not Available   
0.01   
27

Transparency
Gemstones (2009)   
Transparent   

Refractive Index
2.26-2.398   
1.544-1.553   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
Trigonal   

Birefringence
0.138   
0.009   

Clarity
Gemstones (2009)   
Transparent   

Benefits >>
<< Physical Properties

Goethite and Ametrine Optic Character

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

Compare Brown Gemstones

Goethite and Ametrine Transparency

Similar to their colors, Goethite and Ametrine 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.

Brown Gemstones

Brown Gemstones


Compare Brown Gemstones