Plumbogummite and Dolomite Physical Properties

Plumbogummite

Dolomite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

Poorly soluble in dilute HCl

1.3 Durability

Not Available

1.4 Specific Gravity

4.0142.80-2.95

1 7.18

1.5 Fracture

Uneven, Conchoidal

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

None

Perfect on {10 1 1}, rhombohedral cleavage

1.7 Mohs Hardness

4-53.5-4

2 10

1.8 Chemical Composition

Not Available

CaMg(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Plumbogummite and Dolomite Chemical Formula

While comparing Plumbogummite and Dolomite 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 Plumbogummite and Dolomite chemical formula.

Chemical formula of Dolomite- CaMg(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Plumbogummite and Dolomite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Plumbogummite and Dolomite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Plumbogummite and Dolomite Optical Properties during the identification of gemstone. Specific gravity of Plumbogummite is 2.80-2.95 whereas that of Dolomite is 2.80-2.95.