Amblygonite and Zoisite Physical Properties

Amblygonite

Zoisite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.98-3.103.20-3.50

1 7.18

1.5 Fracture

Sub-Conchoidal, Irregular/uneven, Sub-Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Even

1.6 Cleavage

[100] Perfect, [110] Good, [011] Distinct

Perfect {010} imperfect {100}

1.7 Mohs Hardness

66-7

2 10

1.8 Chemical Composition

(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

Ca₂Al₃(SiO₄)₃(OH)

Amblygonite and Zoisite Chemical Formula

While comparing Amblygonite and Zoisite 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 Amblygonite and Zoisite chemical formula.

Chemical formula of Amblygonite- (Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Chemical formula of Zoisite- Ca₂Al₃(SiO₄)₃(OH)

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Amblygonite and Zoisite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amblygonite and Zoisite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amblygonite and Zoisite Optical Properties during the identification of gemstone. Specific gravity of Amblygonite is 3.20-3.50 whereas that of Zoisite is 3.20-3.50.