Pearl and Orthoclase Physical Properties

Pearl

Orthoclase

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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

2.60-2.852.54-2.61

1 7.18

1.5 Fracture

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

Gems, Uneven

1.6 Cleavage

none

Has perfect cleavage on {001} and good cleavage on {010}. Cleavages intersect at 90°.

1.7 Mohs Hardness

2.5-4.56

2 10

1.8 Chemical Composition

Not Available

KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Pearl and Orthoclase Chemical Formula

While comparing Pearl and Orthoclase 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 Orthoclase chemical formula.

Chemical formula of Orthoclase- KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Pearl Vs Prase Opal

Pearl Vs Precious Opal

Pearl and Orthoclase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pearl and Orthoclase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pearl and Orthoclase Optical Properties during the identification of gemstone. Specific gravity of Pearl is 2.54-2.61 whereas that of Orthoclase is 2.54-2.61.