Magnetite and Astrophyllite Physical Properties

Magnetite

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

5.23.2-3.4

1 7.18

1.5 Fracture

Uneven, Uneven, Management Team (2012), Conchoidal, Brittle

Uneven, Brittle, Metallic

1.6 Cleavage

None

Perfect on [001] imperfect on [100]

1.7 Mohs Hardness

5.5-6.53

2 10

1.8 Chemical Composition

Fe 3O 4Ulrich Henn and Claudio C.

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

Magnetite and Astrophyllite Chemical Formula

While comparing Magnetite 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 Magnetite and Astrophyllite chemical formula.

Chemical formula of Magnetite- Fe 3O 4Ulrich Henn and Claudio C.
Chemical formula of Astrophyllite- (K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)

Compare Brown Gemstones

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Magnetite and Astrophyllite Specific Gravity

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