Pumpellyite and Emerald Physical Properties

Pumpellyite

Emerald

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

Hard

1.4 Specific Gravity

3.20-3.302.67-2.78

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

Imperfect on the [0001]

1.7 Mohs Hardness

5-67.5-8

2 10

1.8 Chemical Composition

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

Be₃Al₂SiO₆

Pumpellyite and Emerald Chemical Formula

While comparing Pumpellyite and Emerald 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 Pumpellyite and Emerald chemical formula.

Chemical formula of Pumpellyite- Ca 2(Mg,Fe,Mn,Al) 2(SiO 4)(Si 2O 7)(OH) 2 · H 2OUlrich Henn and Claudio C.
Chemical formula of Emerald- Be₃Al₂SiO₆

Compare Green Gemstones

Pumpellyite Vs Rubellite

Pumpellyite Vs Sapphire

Pumpellyite Vs Rutilated Quartz

Pumpellyite and Emerald Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pumpellyite and Emerald Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pumpellyite and Emerald Optical Properties during the identification of gemstone. Specific gravity of Pumpellyite is 2.67-2.78 whereas that of Emerald is 2.67-2.78.