Apophyllite and Intermediate Gold Nuggets Optical Properties

Apophyllite

Intermediate Gold Nuggets

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1 Optical Properties

1.1 Luster

Vitreous, Pearly

Not Available

1.2 Pleochroism

Dichroic (colorless)

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent, Translucent

Not Available

1.5 Refractive Index

1.530-1.543Not Available

1 3.25

1.6 Optic Character

Uniaxial/-

Not Available

1.7 Crystal System

tetragonal

Trigonal

1.8 Birefringence

0.000-0.003Not Available

0 0.296

1.9 Clarity

Transparent

Not Available

Apophyllite and Intermediate Gold Nuggets Optic Character

Apophyllite and Intermediate Gold Nuggets optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Apophyllite 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 Apophyllite 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. Apophyllite has Uniaxial/- character.

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Apophyllite and Intermediate Gold Nuggets Transparency

Similar to their colors, Apophyllite 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, Apophyllite is Translucent and Transparent while Apophyllite is Translucent and Transparent in appearance.