Ametrine and Sellaite Physical Properties

Ametrine

Sellaite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.653.14-3.16

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Indiscernible

Perfect on {010} and {110}

1.7 Mohs Hardness

75-5.5

2 10

1.8 Chemical Composition

SiO₂

MgF 2Ulrich Henn and Claudio C.

Ametrine and Sellaite Chemical Formula

While comparing Ametrine and Sellaite 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 Ametrine and Sellaite chemical formula.

Chemical formula of Ametrine- SiO₂
Chemical formula of Sellaite- MgF 2Ulrich Henn and Claudio C.

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Ametrine and Sellaite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ametrine and Sellaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ametrine and Sellaite Optical Properties during the identification of gemstone. Specific gravity of Ametrine is 3.14-3.16 whereas that of Sellaite is 3.14-3.16.