Sellaite and Beryl Physical Properties

Sellaite

Beryl

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.14-3.16

2.60-2.90

1.5 Fracture

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

Uneven, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Conchoidal, Irregular, Uneven, Gems, Brittle

1.6 Cleavage

Perfect on {010} and {110}

Imperfect on {0001}

1.7 Mohs Hardness

5-5.5

7.5-8

1.8 Chemical Composition

MgF 2Ulrich Henn and Claudio C.

Be₃Al₂Si₆O₁₈

Sellaite and Beryl Chemical Formula

While comparing Sellaite and Beryl 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 Beryl chemical formula.

Chemical formula of Sellaite- MgF 2Ulrich Henn and Claudio C.
Chemical formula of Beryl- Be₃Al₂Si₆O₁₈

Compare White Gemstones

Sellaite Vs Thomsonite

Sellaite Vs Sussexite

Sellaite Vs Strontianite

Sellaite and Beryl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sellaite and Beryl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sellaite and Beryl Optical Properties during the identification of gemstone. Specific gravity of Sellaite is 2.60-2.90 whereas that of Beryl is 2.60-2.90.

White Gemstones

Serpentine

Simpsonite

Spodumene

Star Ruby

Strontianite

Sussexite