Amblygonite and Hercynite Physical Properties

Amblygonite

Hercynite

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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

2.98-3.104.39

1 7.18

1.5 Fracture

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

ConchoidalGemdat.org, Uneven

1.6 Cleavage

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

{111} Indistinct, {111} Indistinct, {111} Indistinct

1.7 Mohs Hardness

67.5-8

2 10

1.8 Chemical Composition

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

Fe2+ Al 2O 4Gemdat.org , Management Team (2012)

Amblygonite and Hercynite Chemical Formula

While comparing Amblygonite and Hercynite 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 Hercynite 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 Hercynite- Fe2+ Al 2O 4Gemdat.org , Management Team (2012)

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Amblygonite and Hercynite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amblygonite and Hercynite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amblygonite and Hercynite Optical Properties during the identification of gemstone. Specific gravity of Amblygonite is 4.39 whereas that of Hercynite is 4.39.