Howlite and Chrysotile Physical Properties

Howlite

Chrysotile

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

insoluble in water

1.3 Durability

Not Available

1.4 Specific Gravity

2.45-2.582.51-2.63

1 7.18

1.5 Fracture

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

Fibrous

1.6 Cleavage

None

Not Available

1.7 Mohs Hardness

3-3.52.5-4.5

2 10

1.8 Chemical Composition

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

Mg 3(Si 2O 5)(OH) 4Gemdat.org , Management Team (2012)

Howlite and Chrysotile Chemical Formula

While comparing Howlite and Chrysotile 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 Chrysotile chemical formula.

Chemical formula of Howlite- Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Chrysotile- Mg 3(Si 2O 5)(OH) 4Gemdat.org , Management Team (2012)

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Howlite and Chrysotile Specific Gravity

Another important criteria for qualitative analysis of gemstones is Howlite and Chrysotile Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Howlite and Chrysotile Optical Properties during the identification of gemstone. Specific gravity of Howlite is 2.51-2.63 whereas that of Chrysotile is 2.51-2.63.