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Hemimorphite Gemstones by Colour

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

Hemimorphite Gemstones by Size

This table shows distribution of Hemimorphite 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:1.75 cts
Heaviest:3.92 cts
Average:2.92 cts
Total photos:3
Do you have a larger Hemimorphite? Why not upload a photo?
1.75ct to 1.97ct1.97ct to 2.18ct2.18ct to 2.40ct2.40ct to 2.62ct2.62ct to 2.84ct2.84ct to 3.05ct3.05ct to 3.27ct3.27ct to 3.49ct3.49ct to 3.70ct3.70ct to 3.92ct
General Information
Chemical Formula
Zn
 
4
Si
 
2
O
 
7
(OH)
 
2
H
 
2
O
Michael O’Donoghue, Gems, Sixth Edition (2006)
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Physical Properties of Hemimorphite
Mohs Hardness5
Herve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)
More from other references
Specific Gravity3.30 to 3.50
Herve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)
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TenacityBrittle
Arthur Thomas, Gemstones (2009)
Cleavage QualityPerfect
Ulrich Henn and Claudio C. Milisenda, Gemmological Tables (2004)
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FractureSub-Conchoidal
Arthur Thomas, Gemstones (2009)
Optical Properties of Hemimorphite
Refractive Index1.614 to 1.636
Herve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)
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Optical CharacterBiaxial/+
Herve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)
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Birefringence0.022
Herve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)
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PleochroismDistinct
Arthur Thomas, Gemstones (2009)
DispersionNil
Arthur Thomas, Gemstones (2009)
Colour
Colour (General)White, colourless, greenish, brownish
Ulrich Henn and Claudio C. Milisenda, Gemmological Tables (2004)
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TransparencyTransparent,Translucent
Ulrich Henn and Claudio C. Milisenda, Gemmological Tables (2004)
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LustreVitreous
Arthur Thomas, Gemstones (2009)
Crystallography of Hemimorphite
Crystal SystemOrthorhombic
Herve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)
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HabitMassive
Herve Nicolas Lazzarelli, Blue Chart Gem Identification (2010)
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Geological Environment
Where found:Hemimorphite occurs as a secondary mineral in the oxidized zone of zinc-bearing mineral deposits.
Michael O’Donoghue, Gems, Sixth Edition (2006)
Further Information
Mineral information:Hemimorphite information at mindat.org
Significant Gem Localities
China
 
  • Yunnan
    • Wenshan
      • Wenshan City
mindat.org
Mexico
 
  • Chihuahua
    • Aquiles Serdán Municipality
Gems, Sixth Edition, Michael O’Donoghue, 2006, p. 415
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