Home
×

Piemontite
Piemontite

Apophyllite
Apophyllite



ADD
Compare
X
Piemontite
X
Apophyllite

Piemontite and Apophyllite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Pearly
1.2 Pleochroism
visible
Dichroic (colorless)
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Not Available
Transparent, Translucent
1.5 Refractive Index
1.725-1.756
1.530-1.543
1.6 Optic Character
Not Available
Uniaxial/-
1.7 Crystal System
monoclinic
tetragonal
1.8 Birefringence
0.025-0.076
0.000-0.003
1.9 Clarity
Not Available
Transparent

Piemontite and Apophyllite Optic Character

Piemontite and Apophyllite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Piemontite and Apophyllite 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 Piemontite and Apophyllite 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. Apophyllite has Uniaxial/- character.

Piemontite and Apophyllite Transparency

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