Howlite and Hambergite Physical Properties

Howlite

Hambergite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.45-2.582.33-2.37

1 7.18

1.5 Fracture

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal

ConchoidalWalter Schumann, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic

1.6 Cleavage

None

Perfect on {010}, good on {100}

1.7 Mohs Hardness

3-3.57.5

2 10

1.8 Chemical Composition

Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Be 2BO 3(OH)Ulrich Henn and Claudio C.

Howlite and Hambergite Chemical Formula

While comparing Howlite and Hambergite 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 Hambergite chemical formula.

Chemical formula of Howlite- Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Hambergite- Be 2BO 3(OH)Ulrich Henn and Claudio C.

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Howlite and Hambergite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Howlite and Hambergite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Howlite and Hambergite Optical Properties during the identification of gemstone. Specific gravity of Howlite is 2.33-2.37 whereas that of Hambergite is 2.33-2.37.