Chrysoberyl and Calcite Satin Spar Optical Properties

Chrysoberyl

Calcite Satin Spar

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

X = red; Y = yellow-orange; Z = emerald-green

Not Available

1.3 Dispersion

Albite Optical ..

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▶

▼

0.02

Rank: 24 (Overall)▶

Not Available

Rank: N/A (Overall)▶

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Fluorite Optical Properties

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0.044 (Anglesite Opt..)

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1.4 Transparency

Transparent, Translucent, Transparent to translucent

Transparent, Translucent

1.5 Refractive Index

1.746-1.763

1.486-1.658

1.6 Optic Character

Biaxial/+

Not Available

1.7 Crystal System

Orthorhombic

Not Available

1.8 Birefringence

0.007-0.013

0.172

1.9 Clarity

Transparent

Chrysoberyl and Calcite Satin Spar Optic Character

Chrysoberyl and Calcite Satin Spar optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Chrysoberyl and Calcite Satin Spar 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 Chrysoberyl and Calcite Satin Spar 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. Chrysoberyl has Biaxial/+ character.

Compare Green Gemstones

Chrysoberyl Vs Datolite

Chrysoberyl Vs Common Opal

Chrysoberyl Vs Dallasite

Chrysoberyl and Calcite Satin Spar Transparency

Similar to their colors, Chrysoberyl and Calcite Satin Spar 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, Chrysoberyl is Translucent, Transparent and Transparent to translucent while Chrysoberyl is Translucent, Transparent and Transparent to translucent in appearance.

Green Gemstones

Chrysoprase

Chrysotile

Clinochlore

Clinozoisite

Common Opal

Dallasite