Astrophyllite and Tinaksite Physical Properties

Astrophyllite

Tinaksite

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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

3.2-3.42.82

1 7.18

1.5 Fracture

Uneven, Brittle, Metallic

Not Available

1.6 Cleavage

Perfect on [001] imperfect on [100]

Perfect in one direction, indistinct in one direction

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)

Not Available

Astrophyllite and Tinaksite Chemical Formula

While comparing Astrophyllite and Tinaksite 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 Tinaksite chemical formula.

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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Astrophyllite and Tinaksite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Astrophyllite and Tinaksite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Astrophyllite and Tinaksite Optical Properties during the identification of gemstone. Specific gravity of Astrophyllite is 2.82 whereas that of Tinaksite is 2.82.