Astrophyllite and Cubic Zirconia Physical Properties

Astrophyllite

Cubic Zirconia

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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

3.2-3.45.50-6.00

1 7.18

1.5 Fracture

Uneven, Brittle, Metallic

Not Available

1.6 Cleavage

Perfect on [001] imperfect on [100]

Not Available

1.7 Mohs Hardness

38.5

2 10

1.8 Chemical Composition

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

ZrO 2 + CaO or Y 2O 3 or MgOUlrich Henn and Claudio C.

Astrophyllite and Cubic Zirconia Chemical Formula

While comparing Astrophyllite and Cubic Zirconia 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 Cubic Zirconia 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 Cubic Zirconia- ZrO 2 + CaO or Y 2O 3 or MgOUlrich Henn and Claudio C.

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Astrophyllite and Cubic Zirconia Specific Gravity

Another important criteria for qualitative analysis of gemstones is Astrophyllite and Cubic Zirconia Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Astrophyllite and Cubic Zirconia Optical Properties during the identification of gemstone. Specific gravity of Astrophyllite is 5.50-6.00 whereas that of Cubic Zirconia is 5.50-6.00.