Hemimorphite and Lepidolite Physical Properties

Hemimorphite

Lepidolite

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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

3.30-3.502.80-2.90

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

Uneven, UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on {110}, poor on {101}, {001} rare

{001} perfect

1.7 Mohs Hardness

52.5

2 10

1.8 Chemical Composition

Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Mg 3Si 4O 10(OH) 2Ulrich Henn and Claudio C.

Hemimorphite and Lepidolite Chemical Formula

While comparing Hemimorphite and Lepidolite 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 Hemimorphite and Lepidolite chemical formula.

Chemical formula of Hemimorphite- Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Lepidolite- Mg 3Si 4O 10(OH) 2Ulrich Henn and Claudio C.

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Hemimorphite and Lepidolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hemimorphite and Lepidolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hemimorphite and Lepidolite Optical Properties during the identification of gemstone. Specific gravity of Hemimorphite is 2.80-2.90 whereas that of Lepidolite is 2.80-2.90.