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Shattuckite
☒
Nacre
☒
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Shattuckite
X
Nacre
Shattuckite
Nacre
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Summary
Astrology
Physical Properties
Optical Properties
Benefits
All
1 Optical Properties
1.1 Luster
Silky
Not Available
1.2 Pleochroism
X = very pale blue; Y = pale blue; Z = deep blue
Not Available
1.3 Dispersion
NA
NA
Fluorite Optical Properties
▶
⊕
0.007
1
1.4 Transparency
Translucent
Not Available
1.5 Refractive Index
1.752-1.815
Not Available
Agate Opal
▶
⊕
1
3.25
1.5 Optic Character
Not Available
Not Available
1.6 Crystal System
Orthorhombic
Not Available
1.7 Birefringence
0.063
Not Available
Achroite
▶
⊕
0
0.296
1.8 Clarity
Translucent
Not Available
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