Prase Opal and Peridot Physical Properties

Prase Opal

Peridot

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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

1.98-2.25

1.54-1.55

1.5 Fracture

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

Conchoidal

1.6 Cleavage

Not Available

Poor

1.7 Mohs Hardness

5-6.5

6.5-7

1.8 Chemical Composition

SiO 2 + H 2OUlrich Henn and Claudio C.

(Mg,Fe)₂SiO₄

Prase Opal and Peridot Chemical Formula

While comparing Prase Opal 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 Prase Opal and Peridot chemical formula.

Chemical formula of Prase Opal- SiO 2 + H 2OUlrich Henn and Claudio C.
Chemical formula of Peridot- (Mg,Fe)₂SiO₄

Compare Blue Gemstones

Prase Opal Vs Sapphire

Prase Opal Vs Sanidine

Prase Opal Vs Sard

Prase Opal and Peridot Specific Gravity

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