Super Seven Crystals and Ettringite Physical Properties

Super Seven Crystals

Ettringite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

2.9

Fibrous

[010] Perfect, [100] Distinct, [011] Distinct

Amethyst, Clear Quartz, Smoky Quartz, Cacoxenite, Rutile, Geothite, Lepidocrocite

Partially soluble in water

1.77

Perfect on {10 1 0}

2-2.5

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

Super Seven Crystals and Ettringite Chemical Formula

While comparing Super Seven Crystals 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 Super Seven Crystals and Ettringite chemical formula.

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Super Seven Crystals Vs Cacoxenite

Super Seven Crystals and Ettringite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Super Seven Crystals and Ettringite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Super Seven Crystals Vs Ettringite during the identification of gemstone. Specific gravity of Super Seven Crystals is whereas that of Ettringite is .