Jeremejevite and Sylvite Physical Properties

Jeremejevite

Sylvite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.28-3.311.993

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

Uneven, Brittle

1.6 Cleavage

None observed

Perfect on [100], [010], [001]

1.7 Mohs Hardness

6.5-7.52.5

2 10

1.8 Chemical Composition

Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.

Not Available

Jeremejevite and Sylvite Chemical Formula

While comparing Jeremejevite and Sylvite 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 Jeremejevite and Sylvite chemical formula.

Chemical formula of Jeremejevite- Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.

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Jeremejevite and Sylvite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jeremejevite and Sylvite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jeremejevite and Sylvite Optical Properties during the identification of gemstone. Specific gravity of Jeremejevite is 1.993 whereas that of Sylvite is 1.993.