Beudantite and Omphacite Physical Properties

Beudantite

Omphacite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.483.16-3.43

1 7.18

1.5 Fracture

Brittle, Metallic, Brittle, Metallic

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

distinct; good on {0001}

{110} Good, {110} Good

1.7 Mohs Hardness

3.5-4.55-6

2 10

1.8 Chemical Composition

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

(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)

Beudantite and Omphacite Chemical Formula

While comparing Beudantite and Omphacite 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 Omphacite chemical formula.

Chemical formula of Beudantite- PbFe+++3(AsO4)(SO4)(OH)6
Chemical formula of Omphacite- (Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)

Compare Green Gemstones

Beudantite Vs Apophyllite KF

Beudantite Vs Gibbsite

Beudantite Vs Gaspeite

Beudantite and Omphacite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Beudantite and Omphacite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Beudantite and Omphacite Optical Properties during the identification of gemstone. Specific gravity of Beudantite is 3.16-3.43 whereas that of Omphacite is 3.16-3.43.