Tigers Eye and Ettringite Physical Properties

Tigers Eye

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

2.58-2.64

1.77

1.5 Fracture

Gems, Sixth Edition (2006)

Not Available

1.6 Cleavage

Indiscernible

Perfect on {10 1 0}

1.7 Mohs Hardness

6.5-7

2-2.5

1.8 Chemical Composition

SiO₂

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

Tigers Eye and Ettringite Chemical Formula

While comparing Tigers Eye 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 Tigers Eye and Ettringite chemical formula.

Chemical formula of Tigers Eye- SiO₂
Chemical formula of Ettringite- Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Tigers Eye and Ettringite Specific Gravity

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