Amblygonite and Shigaite Physical Properties

Amblygonite

Shigaite

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1 Physical Properties

1.1 Tenacity

Not Available

Moderately ﬂexible

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.98-3.102.32

1 7.18

1.5 Fracture

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

Flexible Flexible fragments.

1.6 Cleavage

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

Perfect on {0001}

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

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

Not Available

Amblygonite and Shigaite Chemical Formula

While comparing Amblygonite and Shigaite 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 Shigaite 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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Amblygonite and Shigaite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amblygonite and Shigaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amblygonite and Shigaite Optical Properties during the identification of gemstone. Specific gravity of Amblygonite is 2.32 whereas that of Shigaite is 2.32.