Beudantite and Ettringite Physical Properties

Beudantite

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

4.481.77

1 7.18

1.5 Fracture

Brittle, Metallic, Brittle, Metallic

Not Available

1.6 Cleavage

distinct; good on {0001}

Perfect on {10 1 0}

1.7 Mohs Hardness

3.5-4.52-2.5

2 10

1.8 Chemical Composition

PbFe+++3(AsO4)(SO4)(OH)6

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

Beudantite and Ettringite Chemical Formula

While comparing Beudantite 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 Beudantite and Ettringite chemical formula.

Chemical formula of Beudantite- PbFe+++3(AsO4)(SO4)(OH)6
Chemical formula of Ettringite- Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Compare Green Gemstones

Beudantite Vs Apophyllite KF

Beudantite Vs Gaspeite

Beudantite Vs Gibbsite

Beudantite and Ettringite Specific Gravity

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