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Vesuvianite Idocrase
Vesuvianite Idocrase

Howlite
Howlite



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Vesuvianite Idocrase
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Howlite

Vesuvianite Idocrase and Howlite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.25-3.50
Uneven
Distinct
-9999
Ca 10Mg 2Al 4(SiO 4) 5(Si 2O 7) 2(OH) 4Ulrich Henn and Claudio C.
 
-
-
-
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

Vesuvianite Idocrase and Howlite Chemical Formula

While comparing Vesuvianite Idocrase 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 Vesuvianite Idocrase and Howlite chemical formula.

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Vesuvianite Idocrase and Howlite Specific Gravity

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