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Howlite
Howlite

Hiddenite
Hiddenite



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Howlite
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Hiddenite

Howlite and Hiddenite 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
2.45-2.583.15-3.21
Amber
1 7.18
1.5 Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
1.6 Cleavage
None
1,2 prismatic
1.7 Mohs Hardness
3-3.56-7
Amber
2 10
1.8 Chemical Composition
Ca 2B 5SiO 9(OH) 5Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
LiAlSi2O6

Howlite and Hiddenite Chemical Formula

While comparing Howlite and Hiddenite 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 Hiddenite chemical formula.

  • Chemical formula of Howlite- Ca 2B 5SiO 9(OH) 5Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Hiddenite- LiAlSi2O6

Howlite and Hiddenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Howlite and Hiddenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Howlite and Hiddenite Optical Properties during the identification of gemstone. Specific gravity of Howlite is 3.15-3.21 whereas that of Hiddenite is 3.15-3.21.