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Sunstone
Sunstone

Howlite
Howlite



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Sunstone
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Howlite

Sunstone and Howlite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.62-2.65
-
001
6
Microcline: KAlSi3O8 Oligoclase: (Na,Ca)Al1-2Si3-2O8
 
-
-
-
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

Sunstone and Howlite Chemical Formula

While comparing Sunstone 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 Sunstone and Howlite chemical formula.

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Sunstone and Howlite Specific Gravity

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