Super Seven Crystals and Astrophyllite Physical Properties

Super Seven Crystals

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

2.93.2-3.4

1 7.18

1.5 Fracture

Fibrous

Uneven, Brittle, Metallic

1.6 Cleavage

[010] Perfect, [100] Distinct, [011] Distinct

Perfect on [001] imperfect on [100]

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

Not Available

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

Super Seven Crystals and Astrophyllite Chemical Formula

While comparing Super Seven Crystals 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 Super Seven Crystals and Astrophyllite 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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Super Seven Crystals and Astrophyllite Specific Gravity

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