saf-ahyuh r

A bright grass-green to olive or yellowish green gemstone first discovered in Canada. This stone is commonly used to carved into artistic sculptures. This stone can be faceted or cut as cabochons and set in jewelry.

Gaspeite Polished
Gaspeite Classification
Common Name Gaspeite
Species Gaspeite
Gaspeite Optical Properties
Transparency Opaque-Translucent
Dispersion Strength: None
Refractive Index 1.610-1.830
Birefringence 0.220
Optic Character Uniaxial
Optic Sign Negative
Polariscope Reaction Doubly Refractive (DR)
Fluorescence SWUV: Inert
LWUV: Inert
Pleochroism None
Gaspeite Characteristic Physical Properties
Hardness 4.5-5
Streak Yellow-green
Specific Gravity Typical: 3.710
Toughness Fair
Luster Dull, Vitreous
Stability Fair
Fracture Perfect, uneven
Cleavage Good, in one direction
Gaspeite Chemistry & Crystallography
Chemical Name nickel carbonate
Chemical Formula (Ni,MgFe)CO3
Crystal System Trigonal
Chemistry Classification Carbonate

Gaspeite Colors

  • Green Gaspeite Green

Countries of Origin

Tanzania, United Republic Of; United States of America (the); Japan; Kazakhstan; Bosnia And Herzegovina; Spain; Greece; Canada; Italy; South Africa; Zimbabwe; Australia; Germany

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


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.