Cerussite and Nosean Physical Properties

Cerussite

Nosean

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

insoluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

6.46-6.572.30-2.40

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

Good [110] and [021]

{110} Perfect

1.7 Mohs Hardness

3-3.5Not Available

2 10

1.8 Chemical Composition

PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)

Cerussite and Nosean Chemical Formula

While comparing Cerussite and Nosean 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 Cerussite and Nosean chemical formula.

Chemical formula of Cerussite- PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Nosean- Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)

Compare Brown Gemstones

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Cerussite and Nosean Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cerussite and Nosean Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cerussite and Nosean Optical Properties during the identification of gemstone. Specific gravity of Cerussite is 2.30-2.40 whereas that of Nosean is 2.30-2.40.