Goldstone and Astrophyllite Physical Properties

Goldstone

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

2.50-2.803.2-3.4

1 7.18

1.5 Fracture

torn surfaces, (e.g. fractured metals).

Uneven, Brittle, Metallic

1.6 Cleavage

None

Perfect on [001] imperfect on [100]

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

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

Goldstone and Astrophyllite Chemical Formula

While comparing Goldstone 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 Goldstone and Astrophyllite chemical formula.

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

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Goldstone and Astrophyllite Specific Gravity

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