Ettringite and Jasper Physical Properties

Ettringite

Jasper

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Partially soluble in water

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.772.58-2.91

1 7.18

1.5 Fracture

Not Available

Conchoidal, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

Perfect on {10 1 0}

Indiscernible

1.7 Mohs Hardness

2-2.56.5-7

2 10

1.8 Chemical Composition

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

SiO₂

Ettringite and Jasper Chemical Formula

While comparing Ettringite and Jasper 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 Ettringite and Jasper chemical formula.

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

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Ettringite and Jasper Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ettringite and Jasper Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ettringite and Jasper Optical Properties during the identification of gemstone. Specific gravity of Ettringite is 2.58-2.91 whereas that of Jasper is 2.58-2.91.