Magnesite and Caledonite Physical Properties

Magnesite

Caledonite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Effervesces in hot HCl

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.92-3.125.6-5.76

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

Uneven, UnevenAnthony et al, Handbook of mineralogy (2001)

1.6 Cleavage

[10 1 1] perfect

[001] perfect; [100] distinct

1.7 Mohs Hardness

3.5-4.52.5-3

2 10

1.8 Chemical Composition

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

Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)

Magnesite and Caledonite Chemical Formula

While comparing Magnesite and Caledonite 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 Magnesite and Caledonite chemical formula.

Chemical formula of Magnesite- MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Caledonite- Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)

Compare Yellow Gemstones

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Magnesite and Caledonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Magnesite and Caledonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Magnesite and Caledonite Optical Properties during the identification of gemstone. Specific gravity of Magnesite is 5.6-5.76 whereas that of Caledonite is 5.6-5.76.