Sellaite and Andean Opal Physical Properties

Sellaite

Andean Opal

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.14-3.16

Not Available

1.5 Fracture

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

Not Available

1.6 Cleavage

Perfect on {010} and {110}

Not Available

1.7 Mohs Hardness

5-5.5

Not Available

1.8 Chemical Composition

MgF 2Ulrich Henn and Claudio C.

Not Available

Sellaite and Andean Opal Chemical Formula

While comparing Sellaite and Andean Opal 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 Sellaite and Andean Opal chemical formula.

Chemical formula of Sellaite- MgF 2Ulrich Henn and Claudio C.

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Sellaite and Andean Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sellaite and Andean Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sellaite and Andean Opal Optical Properties during the identification of gemstone. Specific gravity of Sellaite is Not Available whereas that of Andean Opal is Not Available.