Malachite and Bloodstone Heliotrope Physical Properties

Malachite

Bloodstone Heliotrope

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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

3.25-4.102.55-2.70

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Gemstones (2009), Uneven

Not Available

1.6 Cleavage

Perfect on { 2 01} fair on {010}

Not Available

1.7 Mohs Hardness

3.5-46.5-7

2 10

1.8 Chemical Composition

Cu₂CO₃(OH)₂

SiO 2Arthur Thomas , Gemstones (2009)

Malachite and Bloodstone Heliotrope Chemical Formula

While comparing Malachite and Bloodstone Heliotrope 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 Bloodstone Heliotrope chemical formula.

Chemical formula of Malachite- Cu₂CO₃(OH)₂
Chemical formula of Bloodstone Heliotrope- SiO 2Arthur Thomas , Gemstones (2009)

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Malachite and Bloodstone Heliotrope Specific Gravity

Another important criteria for qualitative analysis of gemstones is Malachite and Bloodstone Heliotrope Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Malachite and Bloodstone Heliotrope Optical Properties during the identification of gemstone. Specific gravity of Malachite is 2.55-2.70 whereas that of Bloodstone Heliotrope is 2.55-2.70.