Allanite and Amblygonite Physical Properties

Allanite

Amblygonite

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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

3.40-4.202.98-3.10

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

Not Available6

2 10

1.8 Chemical Composition

Not Available

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

Allanite and Amblygonite Chemical Formula

While comparing Allanite and Amblygonite 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 Allanite and Amblygonite chemical formula.

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

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Allanite and Amblygonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Allanite and Amblygonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Allanite and Amblygonite Optical Properties during the identification of gemstone. Specific gravity of Allanite is 2.98-3.10 whereas that of Amblygonite is 2.98-3.10.