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Apatite
Apatite

Intermediate Gold Nuggets
Intermediate Gold Nuggets



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Apatite
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Intermediate Gold Nuggets

Apatite and Intermediate Gold Nuggets Optical Properties

Optical Properties

Luster

Vitreous
-

Pleochroism

Blue stones – strong
-

Dispersion

0.01-
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.628-1.651-9999
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Hexagonal
Trigonal

Birefringence

0.002-0.008-9999
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
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Apatite and Intermediate Gold Nuggets Optic Character

Apatite and Intermediate Gold Nuggets optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Apatite and Intermediate Gold Nuggets 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 Apatite and Intermediate Gold Nuggets 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.

Apatite and Intermediate Gold Nuggets Transparency

Similar to their colors, Apatite and Intermediate Gold Nuggets 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, Apatite is while Apatite is in appearance.