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Apache Tear
Apache Tear

Marcasite
Marcasite



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Apache Tear
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Marcasite

Apache Tear and Marcasite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Not Available
NilArthur Thomas
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Gemmological Tables (2004) More from other references
1.5 Refractive Index
Not AvailableNot Available
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Amorphous
Not Available
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Not Available
Gemmological Tables (2004) More from other references

Apache Tear and Marcasite Optic Character

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

Apache Tear and Marcasite Transparency

Similar to their colors, Apache Tear and Marcasite 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, Apache Tear is Not Available while Apache Tear is Not Available in appearance.