Annabergite and Apache Tear Optical Properties

Annabergite

Apache Tear

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1 Optical Properties

1.1 Luster

Subadamantine, Pearly

Not Available

1.2 Pleochroism

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Not Available

1.5 Refractive Index

1.622Not Available

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

Amorphous

1.8 Birefringence

0.065Not Available

0 0.296

1.9 Clarity

Not Available

Annabergite and Apache Tear Optic Character

Annabergite and Apache Tear optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Annabergite and Apache Tear 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 Annabergite and Apache Tear 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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Annabergite Vs Beudantite

Annabergite Vs Cavansite

Annabergite Vs Chlorite group

Annabergite and Apache Tear Transparency

Similar to their colors, Annabergite and Apache Tear 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, Annabergite is Not Available while Annabergite is Not Available in appearance.