Actinolite and Californite Optical Properties

Actinolite

Californite

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

moderate

Weak; present colour lighter

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

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

TranslucentWalter Schumann, Gemstones of the world (2001)

1.5 Refractive Index

1.613-1.6281.700-1.725

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

Not Available

1.8 Birefringence

0.0250-0.02700.001-0.012

0 0.296

1.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

TranslucentWalter Schumann

Actinolite and Californite Optic Character

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

Similar to their colors, Actinolite and Californite 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.