Zinnwaldite and Linarite Physical Properties

Zinnwaldite

Linarite

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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

2.9-3.15.35

1 7.18

1.5 Fracture

Uneven

Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle

1.6 Cleavage

Perfect basal {001}

Perfect on {100}, imperfect on {001}

1.7 Mohs Hardness

3.5-4.02.5

2 10

1.8 Chemical Composition

Not Available

PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Zinnwaldite and Linarite Chemical Formula

While comparing Zinnwaldite and Linarite 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 Linarite chemical formula.

Chemical formula of Linarite- PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Zinnwaldite and Linarite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Zinnwaldite and Linarite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Zinnwaldite and Linarite Optical Properties during the identification of gemstone. Specific gravity of Zinnwaldite is 5.35 whereas that of Linarite is 5.35.