Papagoite and Euclase Optical Properties

Papagoite

Euclase

Add ⊕

1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

Trichroic

Weak: colorless-(greenish) yellow

1.3 Dispersion

NA0.02

0.007 1

1.4 Transparency

Transparent

Gemmological Tables (2004) More from other references

1.5 Refractive Index

1.607-1.6721.650-1.677

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

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

1.8 Birefringence

0.0650.019-0.025

0 0.296

1.9 Clarity

Transparent

TransparentUlrich Henn and Claudio C. Milisenda

Papagoite and Euclase Optic Character

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

Papagoite Vs Powellite

Papagoite Vs Prase

Papagoite Vs Prase Opal

Papagoite and Euclase Transparency

Similar to their colors, Papagoite 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, Papagoite is Transparent while Papagoite is Transparent in appearance.