Rose Quartz and Lazurite Physical Properties

Rose Quartz

Lazurite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.65

2.75

1.5 Fracture

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

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

1.6 Cleavage

Indiscernible

Imperfect on {110}

1.7 Mohs Hardness

5.5

1.8 Chemical Composition

SiO₂

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

Rose Quartz and Lazurite Chemical Formula

While comparing Rose Quartz and Lazurite 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 Rose Quartz and Lazurite chemical formula.

Chemical formula of Rose Quartz- SiO₂
Chemical formula of Lazurite- (Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.

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Rose Quartz and Lazurite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rose Quartz and Lazurite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rose Quartz and Lazurite Optical Properties during the identification of gemstone. Specific gravity of Rose Quartz is 2.75 whereas that of Lazurite is 2.75.