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Sanidine
Sanidine

Howlite
Howlite



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Sanidine
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Howlite

Sanidine and Howlite Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.54-2.612.45-2.58
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal
1.6 Cleavage
{001} Perfect, {010} Good
None
1.7 Mohs Hardness
63-3.5
Amber
2 10
1.8 Chemical Composition
KAlSi 3O 8Michael O’Donoghue , Gems, Sixth Edition (2006)
Ca 2B 5SiO 9(OH) 5Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Sanidine and Howlite Chemical Formula

While comparing Sanidine 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 Sanidine and Howlite chemical formula.

  • Chemical formula of Sanidine- KAlSi 3O 8Michael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Howlite- Ca 2B 5SiO 9(OH) 5Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Sanidine and Howlite Specific Gravity

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