Lazurite and Titanite Sphene Physical Properties

Lazurite

Titanite Sphene

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.753.52-3.54

1 7.18

1.5 Fracture

Uneven, UnevenArthur Thomas, Gemstones (2009), Conchoidal, Brittle

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

1.6 Cleavage

Imperfect on {110}

Not Available

1.7 Mohs Hardness

5.55-5.5

2 10

1.8 Chemical Composition

(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.

CaTiSiO 5Ulrich Henn and Claudio C.

Lazurite and Titanite Sphene Chemical Formula

While comparing Lazurite and Titanite Sphene 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 Lazurite and Titanite Sphene chemical formula.

Chemical formula of Lazurite- (Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.
Chemical formula of Titanite Sphene- CaTiSiO 5Ulrich Henn and Claudio C.

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Lazurite and Titanite Sphene Specific Gravity

Another important criteria for qualitative analysis of gemstones is Lazurite and Titanite Sphene Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lazurite and Titanite Sphene Optical Properties during the identification of gemstone. Specific gravity of Lazurite is 3.52-3.54 whereas that of Titanite Sphene is 3.52-3.54.