Apophyllite KF and Euclase Optical Properties

Apophyllite KF

Euclase

Add ⊕

1 Optical Properties

1.1 Luster

Vitreous, Pearly

Vitreous

1.2 Pleochroism

Not Available

Weak: colorless-(greenish) yellow

1.3 Dispersion

NA0.02

0.007 1

1.4 Transparency

Not Available

Gemmological Tables (2004) More from other references

1.5 Refractive Index

1.530-1.5361.650-1.677

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

tetragonal

Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a

1.8 Birefringence

Not Available0.019-0.025

0 0.296

1.9 Clarity

Not Available

TransparentUlrich Henn and Claudio C. Milisenda

Apophyllite KF and Euclase Optic Character

Apophyllite KF and Euclase optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Apophyllite KF and Euclase 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 Apophyllite KF and Euclase 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 Green Gemstones

Apophyllite KF Vs Nepouite

Apophyllite KF Vs Hauyne

Apophyllite KF Vs Langbeinite

Apophyllite KF and Euclase Transparency

Similar to their colors, Apophyllite KF and Euclase 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, Apophyllite KF is Not Available while Apophyllite KF is Not Available in appearance.