Malachite and Scapolite Physical Properties

Malachite

Scapolite

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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

3.25-4.102.58-2.74

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Gemstones (2009), Uneven

ConchoidalWalter Schumann, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Splintery

1.6 Cleavage

Perfect on { 2 01} fair on {010}

{100} Distinct, {110} Distinct

1.7 Mohs Hardness

3.5-45.5-6

2 10

1.8 Chemical Composition

Cu₂CO₃(OH)₂

Na 4Al 3Si 9O 24Cl to Ca 4Al 6Si 6O 24(CO 3,SO 4)Walter Schumann , Gemstones of the world (2001) More from other references

Malachite and Scapolite Chemical Formula

While comparing Malachite and Scapolite 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 Malachite and Scapolite chemical formula.

Chemical formula of Malachite- Cu₂CO₃(OH)₂
Chemical formula of Scapolite- Na 4Al 3Si 9O 24Cl to Ca 4Al 6Si 6O 24(CO 3,SO 4)Walter Schumann , Gemstones of the world (2001) More from other references

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Malachite and Scapolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Malachite and Scapolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Malachite and Scapolite Optical Properties during the identification of gemstone. Specific gravity of Malachite is 2.58-2.74 whereas that of Scapolite is 2.58-2.74.