Glaucophane and Caledonite Physical Properties

Glaucophane

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

3-3.155.6-5.76

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

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

1.6 Cleavage

Good on [110] and on [001]

[001] perfect; [100] distinct

1.7 Mohs Hardness

6.0-6.52.5-3

2 10

1.8 Chemical Composition

[ ]Na2(Mg3Al2)Si8O22(OH)2

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

Glaucophane and Caledonite Chemical Formula

While comparing Glaucophane 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 Glaucophane and Caledonite chemical formula.

Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2
Chemical formula of Caledonite- Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)

Compare Blue Gemstones

Glaucophane Vs Scorodite

Glaucophane Vs Riebeckite

Glaucophane Vs Rosasite

Glaucophane and Caledonite Specific Gravity

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