Venetian Glass

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Venetian Glass Polished
Venetian Glass Classification
Common Name Venetian Glass
Species Glass
Venetian Glass Optical Properties
Transparency Opaque-Transparent
Dispersion Strength: None
Refractive Index 1.460-1.800
Optic Character NA
Optic Sign NA
Polariscope Reaction Anomalous Double Refraction (ADR)
Fluorescence SWUV: Varies
LWUV: Varies
CCF Reaction Varies based on color
Pleochroism None
Venetian Glass Characteristic Physical Properties
Hardness 4.5-6.5
Streak White
Specific Gravity 2.25-4.55
Toughness Poor
Inclusions Might show swirl lines or glass bubbles.
Luster Vitreous
Fracture Conchoidal
Cleavage None
Venetian Glass Chemistry & Crystallography
Chemical Name Silica
Crystal System NA

Venetian Glass Colors

  • Multi-color Venetian Glass Multi-color
  • Blue Venetian Glass Blue
  • Purple Venetian Glass Purple
  • Red Venetian Glass Red
  • Multi-color Venetian Glass Multi-color
  • Green Venetian Glass Green
  • Yellow Venetian Glass Yellow
  • Blue Venetian Glass Blue
  • Multi-color Venetian Glass Multi-color

Countries of Origin

Italy

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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.