Diopside and Staurolite Optical Properties

Diopside

Staurolite

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1 Optical Properties

1.1 Luster

Vitreous

Resinous

1.2 Pleochroism

Not Available

X = colorless; Y = pale yellow; Z = golden yellow

1.3 Dispersion

Albite Optical ..

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0.02

Rank: 22 (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, Not Available, Transparent . Star Diopside is opaque .

Blue Chart Gem Identification (2010) More from other references

1.5 Refractive Index

1.664-1.730

1.736-1.762

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

1.8 Birefringence

0.024-0.030

0.009-0.015

1.9 Clarity

Transparent

Blue Chart Gem Identification (2010) More from other references

Diopside and Staurolite Optic Character

Diopside and Staurolite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Diopside and Staurolite 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 Diopside and Staurolite 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 Yellow Gemstones

Diopside Vs Ettringite

Diopside Vs Fayalite

Diopside Vs Feldspar

Diopside and Staurolite Transparency

Similar to their colors, Diopside and Staurolite 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, Diopside is Not Available, Translucent, Transparent and Transparent . Star Diopside is opaque . while Diopside is Not Available, Translucent, Transparent and Transparent . Star Diopside is opaque . in appearance.

Yellow Gemstones

Dravite

Elbaite

Enstatite

Eosphorite

Ettringite

Fayalite