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Calcite
Calcite

Milk Opal
Milk Opal



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Calcite
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Milk Opal

Calcite and Milk Opal Physical Properties

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1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Soluble
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.67-2.731.98-2.50
Amber
1 7.18
1.5 Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Conchoidal
1.6 Cleavage
Perfect on [10 1 1] three directions with angle of 74° 55
Not Available
1.7 Mohs Hardness
35.5-6.5
Amber
2 10
1.8 Chemical Composition
CaCO 3Ulrich Henn and Claudio C.
Not Available

Calcite and Milk Opal Chemical Formula

While comparing Calcite and Milk 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 Calcite and Milk Opal chemical formula.

  • Chemical formula of Calcite- CaCO 3Ulrich Henn and Claudio C.
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Calcite and Milk Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Calcite and Milk Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Calcite and Milk Opal Optical Properties during the identification of gemstone. Specific gravity of Calcite is 1.98-2.50 whereas that of Milk Opal is 1.98-2.50.