Hardystonite and Anglesite Physical Properties

Hardystonite

Anglesite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.396-3.4436.30-6.39

1 7.18

1.5 Fracture

Brittle, Metallic

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

1.6 Cleavage

[001] good, [100] and [110] fair

[001] good, [210] distinct

1.7 Mohs Hardness

3-43-3.5

2 10

1.8 Chemical Composition

Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)

PbSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

Hardystonite and Anglesite Chemical Formula

While comparing Hardystonite and Anglesite 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 Hardystonite and Anglesite chemical formula.

Chemical formula of Hardystonite- Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Anglesite- PbSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

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Hardystonite and Anglesite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hardystonite and Anglesite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hardystonite and Anglesite Optical Properties during the identification of gemstone. Specific gravity of Hardystonite is 6.30-6.39 whereas that of Anglesite is 6.30-6.39.