Sellaite and Amblygonite Physical Properties

Sellaite

Amblygonite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Brittle

3.14-3.16

Conchoidal

Perfect on {010} and {110}

5-5.5

MgF 2Ulrich Henn and Claudio C.

2.98-3.10

Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal

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

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

Sellaite and Amblygonite Chemical Formula

While comparing Sellaite 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 Sellaite and Amblygonite chemical formula.

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Sellaite and Amblygonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sellaite and Amblygonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sellaite Vs Amblygonite during the identification of gemstone. Specific gravity of Sellaite is whereas that of Amblygonite is .