Strontianite and Rock Crystal Physical Properties

Strontianite

Rock Crystal

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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

3.63-3.792.65

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

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

1.6 Cleavage

{110} Good

Not Available

1.7 Mohs Hardness

3.57

2 10

1.8 Chemical Composition

SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references

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

Strontianite and Rock Crystal Chemical Formula

While comparing Strontianite 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 Strontianite and Rock Crystal chemical formula.

Chemical formula of Strontianite- SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Rock Crystal- SiO 2Walter Schumann , Gemstones of the world (2001)

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Strontianite and Rock Crystal Specific Gravity

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