Polyhalite and Bayldonite Physical Properties

Polyhalite

Bayldonite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.785.50

1 7.18

1.5 Fracture

Conchoidal, Brittle

Uneven

1.6 Cleavage

Perfect on {10 1 }; parting on {010}

None

1.7 Mohs Hardness

3.54.5

2 10

1.8 Chemical Composition

Not Available

(Cu,Zn)3Pb(AsO3OH)2(OH)2

Polyhalite and Bayldonite Chemical Formula

While comparing Polyhalite and Bayldonite 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 Polyhalite and Bayldonite chemical formula.

Chemical formula of Bayldonite- (Cu,Zn)3Pb(AsO3OH)2(OH)2

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Polyhalite and Bayldonite Specific Gravity

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