Sussexite and Astrophyllite Physical Properties

Sussexite

Astrophyllite

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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

3.303.2-3.4

1 7.18

1.5 Fracture

Not Available

Uneven, Brittle, Metallic

1.6 Cleavage

Not Available

Perfect on [001] imperfect on [100]

1.7 Mohs Hardness

3-3.53

2 10

1.8 Chemical Composition

Mn2+ BO 2(OH)Anthony et al , Handbook of mineralogy (2001)

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

Sussexite and Astrophyllite Chemical Formula

While comparing Sussexite and Astrophyllite 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 Sussexite and Astrophyllite chemical formula.

Chemical formula of Sussexite- Mn2+ BO 2(OH)Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Astrophyllite- (K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)

Compare White Gemstones

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Sussexite and Astrophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sussexite and Astrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sussexite and Astrophyllite Optical Properties during the identification of gemstone. Specific gravity of Sussexite is 3.2-3.4 whereas that of Astrophyllite is 3.2-3.4.