Prase Opal and Dolomite Physical Properties

Prase Opal

Dolomite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Poorly soluble in dilute HCl

1.3 Durability

Not Available

1.4 Specific Gravity

1.98-2.252.80-2.95

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

Not Available

Perfect on {10 1 1}, rhombohedral cleavage

1.7 Mohs Hardness

5-6.53.5-4

2 10

1.8 Chemical Composition

SiO 2 + H 2OUlrich Henn and Claudio C.

CaMg(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Prase Opal and Dolomite Chemical Formula

While comparing Prase Opal and Dolomite 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 Dolomite chemical formula.

Chemical formula of Prase Opal- SiO 2 + H 2OUlrich Henn and Claudio C.
Chemical formula of Dolomite- CaMg(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

Prase Opal Vs Sapphire

Prase Opal Vs Sanidine

Prase Opal Vs Sard

Prase Opal and Dolomite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Prase Opal and Dolomite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Prase Opal and Dolomite Optical Properties during the identification of gemstone. Specific gravity of Prase Opal is 2.80-2.95 whereas that of Dolomite is 2.80-2.95.