Mottramite and Amblygonite Physical Properties

Mottramite

Amblygonite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.92.98-3.10

1 7.18

1.5 Fracture

Sub-Conchoidal, Brittle, Metallic

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

1.6 Cleavage

None observed

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

1.7 Mohs Hardness

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

Mottramite and Amblygonite Chemical Formula

While comparing Mottramite 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 Mottramite 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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Mottramite and Amblygonite Specific Gravity

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