×

Anthophyllite
Anthophyllite

Nepouite
Nepouite



ADD
Compare
X
Anthophyllite
X
Nepouite

Anthophyllite and Nepouite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Waxy, Pearly
1.2 Pleochroism
When Fe-rich
Weak
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Not Available
1.5 Refractive Index
1.603-1.6901.600-1.630
Agate Opal
1 3.25
1.6 Optic Character
Biaxial/+
Not Available
1.7 Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Orthorhombic
1.8 Birefringence
Not AvailableNot Available
Achroite
0 0.296
1.9 Clarity
Transparent
Not Available

Anthophyllite and Nepouite Optic Character

Anthophyllite and Nepouite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Anthophyllite and Nepouite 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 Anthophyllite and Nepouite 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. Anthophyllite has Biaxial/+ character.

Anthophyllite and Nepouite Transparency

Similar to their colors, Anthophyllite and Nepouite 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, Anthophyllite is Transparent while Anthophyllite is Transparent in appearance.