Andradite and Anglesite Physical Properties

Andradite

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

3.70-4.106.30-6.39

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

none

[001] good, [210] distinct

1.7 Mohs Hardness

6.5-73-3.5

2 10

1.8 Chemical Composition

Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

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

Andradite and Anglesite Chemical Formula

While comparing Andradite 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 Andradite and Anglesite chemical formula.

Chemical formula of Andradite- Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Chemical formula of Anglesite- PbSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

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Andradite and Anglesite Specific Gravity

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