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Howlite
Howlite
☒

Hibschite
Hibschite
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Howlite
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Hibschite

Howlite and Hibschite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.45-2.58
Conchoidal
None
3-3.5
Ca 2B 5SiO 9(OH) 5Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
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-
-
3.05-3.08
Uneven, Irregular, Conchoidal
None
6.5
Ca 3Al 2(SiO 4) 3-x(OH) 4x (x=0.2 to 1.5)Anthony et al , Handbook of mineralogy (2001)

Howlite and Hibschite Chemical Formula

While comparing Howlite and Hibschite 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 Hibschite chemical formula.

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Howlite and Hibschite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Howlite and Hibschite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Howlite Vs Hibschite during the identification of gemstone. Specific gravity of Howlite is whereas that of Hibschite is .