Zinnwaldite and Cacoxenite Physical Properties

Zinnwaldite

Cacoxenite

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1 Physical Properties

1.1 Tenacity

Elastic

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.9-3.12.2-2.6

1 7.18

1.5 Fracture

Uneven

1.6 Cleavage

Perfect basal {001}

None

1.7 Mohs Hardness

3.5-4.03-4

2 10

1.8 Chemical Composition

Not Available

(Fe+++,Al)25(PO4)17O6(OH)12•75(H2O)

Zinnwaldite and Cacoxenite Chemical Formula

While comparing Zinnwaldite and Cacoxenite 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 Zinnwaldite and Cacoxenite chemical formula.

Chemical formula of Cacoxenite- (Fe+++,Al)25(PO4)17O6(OH)12•75(H2O)

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Zinnwaldite and Cacoxenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Zinnwaldite and Cacoxenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Zinnwaldite and Cacoxenite Optical Properties during the identification of gemstone. Specific gravity of Zinnwaldite is 2.2-2.6 whereas that of Cacoxenite is 2.2-2.6.