Wavellite

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Wavellite Rough
Wavellite Classification
Common Name Wavellite
Species Wavellite
Wavellite Optical Properties
Transparency Translucent-Transparent
Dispersion Strength: Weak Fire
Refractive Index 1.520-1.561
Optic Character Biaxial
Optic Sign Positive
Polariscope Reaction Aggregate (AGG), Doubly Refractive (DR)
Fluorescence SWUV: White, Pale Yellow to Yellow, Green, Sky Blue
LWUV: White, Pale Yellow to Yellow, Green, Sky Blue
Pleochroism Dichroic, Green/Yellow
Wavellite Characteristic Physical Properties
Hardness 4-3.5
Streak White
Specific Gravity 2.4-2.3
Luster Vitreous, Silky
Stability Poor
Fracture Uneven, Brittle
Cleavage Incomplete
Wavellite Chemistry & Crystallography
Chemical Name Hydrated Aluminum Phosphate Hydroxide
Chemical Formula Al3[(OH,F)3/(PO4)2] 5H2O
Crystal System Orthorhombic
Chemistry Classification Phosphate

Wavellite Colors

  • White Wavellite White
  • Green Wavellite Green
  • Brown Wavellite Brown
  • Yellow Wavellite Yellow
  • Blue Wavellite Blue
  • Colorless Wavellite Colorless

Countries of Origin

United States of America (the); Germany; United Kingdom of Great Britain and Northern Ireland (the)

Shop Wavellite

Sisk Gemology Reference

Showcasing 200 gemstones in over 1,000 pages and accompanied by more than 2,000 photos, The Sisk Gemology Reference is a must-have in every collector’s library. Each comprehensive, three-volume set features state-of-the-art photography, detailed illustrations, and scientifically precise descriptions to create an entrancing experience for gemstone amateurs and afficionados alike.

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Tim Matthews

Author

Tim Matthews

Tim Matthews is President and Chief Executive Officer of Jewelry Television® (JTV), as well as a member of the company's Board of Directors. He oversees and leads all aspects of the company's powerful omni-digital retail platform that uniquely specializes in fine jewelry and gemstones. His passion for business and gemstones has led him to become a recognized expert in the field of gemology. He is a life member of the Gemmological Association of Great Britain (Gem-A) and has earned Gem-A's highest degrees, the Gemmology (FGA) and Diamond (DGA) diplomas. He is also a Graduate Gemologist (GG) of the Gemological Institute of America (GIA) and has also completed GIA's Graduate Diplomas in Diamonds, Colored Stones and Pearls. Under his leadership, JTV has become the leader in the sourcing and selling of color gemstones and jewelry.

This page was created on June 27, 2014.

This page was last edited on October 24, 2019.