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Howlite and Kurnakovite Physical Properties


Kurnakovite and Howlite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Soluble   

Durability
Not Available   
Not Available   

Specific Gravity
2.45-2.58   
1.847-1.852   

Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal   
Brittle, Conchoidal   

Cleavage
None   
Poor to indistinct on {010}   

Mohs Hardness
3-3.5   
2-3   

Chemical Composition
Ca 2B 5SiO 9(OH) 5Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
Not Available   

Optical Properties >>
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Howlite and Kurnakovite Chemical Formula

While comparing Howlite and Kurnakovite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Howlite and Kurnakovite chemical formula.

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Howlite and Kurnakovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Howlite and Kurnakovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Howlite and Kurnakovite Optical Properties during the identification of gemstone. Specific gravity of Howlite is 1.847-1.852 whereas that of Kurnakovite is 1.847-1.852.

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