Jacobsite and Caledonite Physical Properties

Jacobsite

Caledonite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.76-5.035.6-5.76

1 7.18

1.5 Fracture

Conchoidal, Brittle

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

1.6 Cleavage

None

[001] perfect; [100] distinct

1.7 Mohs Hardness

5.5-6.52.5-3

2 10

1.8 Chemical Composition

(Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

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

Jacobsite and Caledonite Chemical Formula

While comparing Jacobsite 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 Jacobsite and Caledonite chemical formula.

Chemical formula of Jacobsite- (Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Caledonite- Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)

Compare Brown Gemstones

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Jacobsite Vs Marble

Jacobsite Vs Manganaxinite

Jacobsite and Caledonite Specific Gravity

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