Pearl and Omphacite Physical Properties

Pearl

Omphacite

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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

2.60-2.85

3.16-3.43

1.5 Fracture

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

none

{110} Good, {110} Good

1.7 Mohs Hardness

2.5-4.5

5-6

1.8 Chemical Composition

Not Available

(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)

Pearl and Omphacite Chemical Formula

While comparing Pearl and Omphacite 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 Pearl and Omphacite chemical formula.

Chemical formula of Omphacite- (Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)

Compare Blue Gemstones

Pearl Vs Prase Opal

Pearl Vs Precious Opal

Pearl Vs Prase

Pearl and Omphacite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pearl and Omphacite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pearl and Omphacite Optical Properties during the identification of gemstone. Specific gravity of Pearl is 3.16-3.43 whereas that of Omphacite is 3.16-3.43.