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Petoskey Stone
Petoskey Stone

Malachite
Malachite



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Petoskey Stone
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Malachite

Petoskey Stone and Malachite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
Not Available3.25-4.10
Amber
1 7.18
1.5 Fracture
Not Available
Conchoidal, Conchoidal, Gemstones (2009), Uneven
1.6 Cleavage
Not Available
Perfect on { 2 01} fair on {010}
1.7 Mohs Hardness
73.5-4
Amber
2 10
1.8 Chemical Composition
Not Available
Cu2CO3(OH)2

Petoskey Stone and Malachite Chemical Formula

While comparing Petoskey Stone and Malachite 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 Petoskey Stone and Malachite chemical formula.

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  • Chemical formula of Malachite- Cu2CO3(OH)2

Petoskey Stone and Malachite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Petoskey Stone and Malachite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Petoskey Stone and Malachite Optical Properties during the identification of gemstone. Specific gravity of Petoskey Stone is 3.25-4.10 whereas that of Malachite is 3.25-4.10.