Astrophyllite and Chrome Tremolite Physical Properties

Astrophyllite

Chrome Tremolite

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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

3.2-3.42.90-3.20

1 7.18

1.5 Fracture

Uneven, Brittle, Metallic

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on [001] imperfect on [100]

Not Available

1.7 Mohs Hardness

35-6

2 10

1.8 Chemical Composition

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

Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

Astrophyllite and Chrome Tremolite Chemical Formula

While comparing Astrophyllite and Chrome Tremolite 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 Chrome Tremolite chemical formula.

Chemical formula of Astrophyllite- (K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Chrome Tremolite- Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

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Astrophyllite and Chrome Tremolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Astrophyllite and Chrome Tremolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Astrophyllite and Chrome Tremolite Optical Properties during the identification of gemstone. Specific gravity of Astrophyllite is 2.90-3.20 whereas that of Chrome Tremolite is 2.90-3.20.