Sard and Pumpellyite Physical Properties

Sard

Pumpellyite

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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

2.58-2.633.20-3.30

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Not Available

1.6 Cleavage

Not Available

1.7 Mohs Hardness

6.5-75-6

2 10

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

Ca 2(Mg,Fe,Mn,Al) 2(SiO 4)(Si 2O 7)(OH) 2 · H 2OUlrich Henn and Claudio C.

Sard and Pumpellyite Chemical Formula

While comparing Sard and Pumpellyite 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 Sard and Pumpellyite chemical formula.

Chemical formula of Sard- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Pumpellyite- Ca 2(Mg,Fe,Mn,Al) 2(SiO 4)(Si 2O 7)(OH) 2 · H 2OUlrich Henn and Claudio C.

Compare Blue Gemstones

Sard Vs Sodalite

Sard Vs Sillimanite

Sard Vs Spinel

Sard and Pumpellyite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sard and Pumpellyite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sard and Pumpellyite Optical Properties during the identification of gemstone. Specific gravity of Sard is 3.20-3.30 whereas that of Pumpellyite is 3.20-3.30.