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Leucophanite and Howlite Physical Properties


Howlite and Leucophanite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
Not Available   
2.45-2.58   

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

Cleavage
{???} Good, {???} Good, {???} Distinct   
None   

Mohs Hardness
Not Available   
3-3.5   

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

Optical Properties >>
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Leucophanite and Howlite Chemical Formula

While comparing Leucophanite and Howlite 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 Leucophanite and Howlite chemical formula.

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Leucophanite and Howlite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Leucophanite and Howlite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Leucophanite and Howlite Optical Properties during the identification of gemstone. Specific gravity of Leucophanite is 2.45-2.58 whereas that of Howlite is 2.45-2.58.

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