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Linarite
Linarite

Ettringite
Ettringite



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Linarite
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Ettringite

Linarite and Ettringite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Partially soluble in water
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
5.351.77
Amber
1 7.18
1.5 Fracture
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle
Not Available
1.6 Cleavage
Perfect on {100}, imperfect on {001}
Perfect on {10 1 0}
1.7 Mohs Hardness
2.52-2.5
Amber
2 10
1.8 Chemical Composition
PbCu(SO 4)(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)
Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)

Linarite and Ettringite Chemical Formula

While comparing Linarite and Ettringite 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 Linarite and Ettringite chemical formula.

  • Chemical formula of Linarite- PbCu(SO 4)(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Ettringite- Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)

Linarite and Ettringite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Linarite and Ettringite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Linarite and Ettringite Optical Properties during the identification of gemstone. Specific gravity of Linarite is 1.77 whereas that of Ettringite is 1.77.