Actinolite and Agate Opal Optical Properties

Actinolite

Agate Opal

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1 Optical Properties

1.1 Luster

Vitreous

Not Available

1.2 Pleochroism

moderate

AbsentWalter Schumann

1.3 Dispersion

NANone

0.007 1

1.4 Transparency

TransparentUlrich Henn and Claudio C. Milisenda, Gemmological Tables (2004) More from other references

Translucent

1.5 Refractive Index

1.613-1.6281.37-1.52

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

Not Available

1.8 Birefringence

0.0250-0.0270Not Available

0 0.296

1.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Translucent

Actinolite and Agate Opal Optic Character

Actinolite and Agate Opal optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Actinolite and Agate Opal 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 Actinolite and Agate Opal 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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Actinolite and Agate Opal Transparency

Similar to their colors, Actinolite and Agate Opal 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, Actinolite is Gemmological Tables (2004) More from other references and TransparentUlrich Henn and Claudio C. Milisenda while Actinolite is Gemmological Tables (2004) More from other references and TransparentUlrich Henn and Claudio C. Milisenda in appearance.