Agalmatolite and Cassiterite Optical Properties

Agalmatolite

Cassiterite

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1 Optical Properties

1.1 Luster

Not Available

Adamantine, Greasy

1.2 Pleochroism

Not Available

Pleochroic haloes have been observed. Dichroic in yellow

1.3 Dispersion

NA0.07

0.007 1

1.4 Transparency

Not Available

Transparent, Translucent

1.5 Refractive Index

Not Available1.990-2.105

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

tetragonal

1.8 Birefringence

Not Available0.096-0.098

0 0.296

1.9 Clarity

Not Available

Transparent

Agalmatolite and Cassiterite Optic Character

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

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Agalmatolite and Cassiterite Transparency

Similar to their colors, Agalmatolite and Cassiterite 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, Agalmatolite is Not Available while Agalmatolite is Not Available in appearance.