Astrophyllite and Chambersite Physical Properties

Astrophyllite

Chambersite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.2-3.4

3.50

1.5 Fracture

Uneven, Brittle, Metallic

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Uneven

1.6 Cleavage

Perfect on [001] imperfect on [100]

None

1.7 Mohs Hardness

1.8 Chemical Composition

(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)

Mn 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006)

Astrophyllite and Chambersite Chemical Formula

While comparing Astrophyllite and Chambersite 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 Astrophyllite and Chambersite chemical formula.

Chemical formula of Astrophyllite- (K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Chambersite- Mn 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006)

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Astrophyllite and Chambersite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Astrophyllite and Chambersite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Astrophyllite and Chambersite Optical Properties during the identification of gemstone. Specific gravity of Astrophyllite is 3.50 whereas that of Chambersite is 3.50.