Orthoclase and Prase Opal Physical Properties

Orthoclase

Prase Opal

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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

2.54-2.611.98-2.25

1 7.18

1.5 Fracture

Gems, Uneven

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

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

65-6.5

2 10

1.8 Chemical Composition

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

SiO 2 + H 2OUlrich Henn and Claudio C.

Orthoclase and Prase Opal Chemical Formula

While comparing Orthoclase and Prase Opal 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 Orthoclase and Prase Opal chemical formula.

Chemical formula of Orthoclase- KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Prase Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

Compare Colorless Gems

Orthoclase Vs Phosphosiderite

Orthoclase Vs Phosphophyllite

Orthoclase Vs Phenakite

Orthoclase and Prase Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Orthoclase and Prase Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Orthoclase and Prase Opal Optical Properties during the identification of gemstone. Specific gravity of Orthoclase is 1.98-2.25 whereas that of Prase Opal is 1.98-2.25.