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Feldspar
Feldspar

Hackmanite
Hackmanite



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Feldspar
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Hackmanite

Feldspar and Hackmanite Physical Properties

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

2.56-2.752.27-2.33
1 7.18
👆🏻

Fracture

Uneven, Conchoidal
-

Cleavage

two or three
Perfect

Mohs Hardness

6-6.55.5-6
2 10
👆🏻

Chemical Composition

KAlSi3O8
Na 8Al 6Si 6O 24Cl 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Feldspar and Hackmanite Chemical Formula

While comparing Feldspar and Hackmanite 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 Feldspar and Hackmanite chemical formula.

  • Chemical formula of Feldspar- KAlSi3O8
  • Chemical formula of Hackmanite- Na 8Al 6Si 6O 24Cl 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Feldspar and Hackmanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Feldspar and Hackmanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Feldspar and Hackmanite Optical Properties during the identification of gemstone. Specific gravity of Feldspar is 2.27-2.33 whereas that of Hackmanite is 2.27-2.33.