Goldstone and Ettringite Physical Properties

Goldstone

Ettringite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Partially soluble in water

1.3 Durability

Not Available

1.4 Specific Gravity

2.50-2.801.77

1 7.18

1.5 Fracture

torn surfaces, (e.g. fractured metals).

Not Available

1.6 Cleavage

None

Perfect on {10 1 0}

1.7 Mohs Hardness

62-2.5

2 10

1.8 Chemical Composition

Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Goldstone and Ettringite Chemical Formula

While comparing Goldstone 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 Goldstone and Ettringite chemical formula.

Chemical formula of Goldstone- Au
Chemical formula of Ettringite- Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Compare Gems for Sagittarius

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Goldstone and Ettringite Specific Gravity

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