Amblygonite and Chrysoberyl Physical Properties

Amblygonite

Chrysoberyl

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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

2.98-3.103.69-3.81

1 7.18

1.5 Fracture

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

Uneven, Conchoidal to uneven, Brittle, Metallic, Uneven, ConchoidalWalter Schumann, Brittle, Metallic

1.6 Cleavage

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

Distinct on {110}, imperfect on {010}, poor on {001}

1.7 Mohs Hardness

68.5

2 10

1.8 Chemical Composition

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

BeAl ₂ O ₄

Amblygonite and Chrysoberyl Chemical Formula

While comparing Amblygonite and Chrysoberyl 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 Chrysoberyl 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 Chrysoberyl- BeAl ₂ O ₄

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Amblygonite and Chrysoberyl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amblygonite and Chrysoberyl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amblygonite and Chrysoberyl Optical Properties during the identification of gemstone. Specific gravity of Amblygonite is 3.69-3.81 whereas that of Chrysoberyl is 3.69-3.81.