Catapleiite

Big Photo

Québec, Canada
0.55 carats
© Mineral Classics

Catapleiite is named after Greek "kata" - with and "pleion" - more, alluding to its ubiquitous association with a number of rare minerals.

Only small colourless stones have been faceted.

Catapleiite Gemstones by Colour

This table shows the variety of hues this gemstone can be found in. Click on a photo for more information.
 

Catapleiite Gemstones by Size

This table shows distribution of Catapleiite gemstone sizes that are listed on this site. This can give a good indication as to the general availability of this gemstone in different sizes.
Contributed photos
Lightest:0.55 cts
Heaviest:1.30 cts
Average:0.82 cts
Total photos:4
Do you have a larger Catapleiite? Why not upload a photo?
0.55ct to 0.63ct0.63ct to 0.70ct0.70ct to 0.78ct0.78ct to 0.85ct0.85ct to 0.93ct0.93ct to 1.00ct1.00ct to 1.08ct1.08ct to 1.15ct1.15ct to 1.23ct1.23ct to 1.30ct
General Information
Chemical Formula
Na
 
2
ZrSi
 
3
O
 
9
· 2H
 
2
O
Michael O’Donoghue, Gems, Sixth Edition (2006)
Photos of natural/un-cut material from mindat.org
Physical Properties of Catapleiite
Mohs Hardness5 to 6
Walter Schumann, Gemstones of the world (2001)
More from other references
Specific Gravity2.72
Ulrich Henn and Claudio C. Milisenda, Gemmological Tables (2004)
More from other references
Cleavage QualityPerfect
Ulrich Henn and Claudio C. Milisenda, Gemmological Tables (2004)
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Optical Properties of Catapleiite
Refractive Index1.590 to 1.629
Ulrich Henn and Claudio C. Milisenda, Gemmological Tables (2004)
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Optical CharacterBiaxial/+
Ulrich Henn and Claudio C. Milisenda, Gemmological Tables (2004)
Birefringence0.039
Ulrich Henn and Claudio C. Milisenda, Gemmological Tables (2004)
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Colour
Colour (General)Colourless
Ulrich Henn and Claudio C. Milisenda, Gemmological Tables (2004)
More from other references
TransparencyTransparent
Ulrich Henn and Claudio C. Milisenda, Gemmological Tables (2004)
LustreVitreous
Walter Schumann, Gemstones of the world (2001)
Crystallography of Catapleiite
Crystal SystemHexagonal
Walter Schumann, Gemstones of the world (2001)
More from other references
Further Information
Mineral information:Catapleiite information at mindat.org
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