Hackmanite and Feldspar Physical Properties

Hackmanite

Feldspar

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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

2.27-2.33

2.56-2.75

1.5 Fracture

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

Uneven, Conchoidal, Uneven, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

Not Available

two or three

1.7 Mohs Hardness

5.5-6

6-6.5

1.8 Chemical Composition

Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Not Available

Hackmanite and Feldspar Chemical Formula

While comparing Hackmanite and Feldspar 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 Hackmanite and Feldspar chemical formula.

Chemical formula of Hackmanite- Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Hackmanite and Feldspar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hackmanite and Feldspar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hackmanite and Feldspar Optical Properties during the identification of gemstone. Specific gravity of Hackmanite is 2.56-2.75 whereas that of Feldspar is 2.56-2.75.