Plumbogummite and Peridot Physical Properties

Plumbogummite

Peridot

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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

4.014

1.54-1.55

1.5 Fracture

Uneven, Conchoidal

Conchoidal

1.6 Cleavage

None

Poor

1.7 Mohs Hardness

4-5

6.5-7

1.8 Chemical Composition

Not Available

(Mg,Fe)₂SiO₄

Plumbogummite and Peridot Chemical Formula

While comparing Plumbogummite and Peridot 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 Plumbogummite and Peridot chemical formula.

Chemical formula of Peridot- (Mg,Fe)₂SiO₄

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Plumbogummite and Peridot Specific Gravity

Another important criteria for qualitative analysis of gemstones is Plumbogummite and Peridot Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Plumbogummite and Peridot Optical Properties during the identification of gemstone. Specific gravity of Plumbogummite is 1.54-1.55 whereas that of Peridot is 1.54-1.55.