Hauyne and Rock Crystal Physical Properties

Hauyne

Rock Crystal

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Gelatinises in acids

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.4-2.52.65

1 7.18

1.5 Fracture

Uneven, Conchoidal, Brittle

ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Distinct on {110}

Not Available

1.7 Mohs Hardness

5-67

2 10

1.8 Chemical Composition

(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2

SiO 2Walter Schumann , Gemstones of the world (2001)

Hauyne and Rock Crystal Chemical Formula

While comparing Hauyne and Rock Crystal 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 Hauyne and Rock Crystal chemical formula.

Chemical formula of Hauyne- (Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2
Chemical formula of Rock Crystal- SiO 2Walter Schumann , Gemstones of the world (2001)

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Hauyne and Rock Crystal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hauyne and Rock Crystal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hauyne and Rock Crystal Optical Properties during the identification of gemstone. Specific gravity of Hauyne is 2.65 whereas that of Rock Crystal is 2.65.