Amblygonite and Onyx Physical Properties

Amblygonite

Onyx

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.98-3.102.55-2.70

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

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

Indiscernible

1.7 Mohs Hardness

66.5-7

2 10

1.8 Chemical Composition

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

SiO₂

Amblygonite and Onyx Chemical Formula

While comparing Amblygonite and Onyx 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 Onyx 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 Onyx- SiO₂

Compare Green Gemstones

Amblygonite Vs Anyolite

Amblygonite Vs Apatite

Amblygonite Vs Aragonite

Amblygonite and Onyx Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amblygonite and Onyx Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amblygonite and Onyx Optical Properties during the identification of gemstone. Specific gravity of Amblygonite is 2.55-2.70 whereas that of Onyx is 2.55-2.70.