Polyhalite and Super Seven Crystals Physical Properties

Polyhalite

Super Seven Crystals

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.78

2.9

1.5 Fracture

Conchoidal, Brittle

Fibrous

1.6 Cleavage

Perfect on {10 1 }; parting on {010}

[010] Perfect, [100] Distinct, [011] Distinct

1.7 Mohs Hardness

3.5

1.8 Chemical Composition

Not Available

Polyhalite and Super Seven Crystals Chemical Formula

While comparing Polyhalite and Super Seven Crystals 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 Polyhalite and Super Seven Crystals chemical formula.

Compare Red Gemstones

Polyhalite Vs Jacinth

Polyhalite Vs Vanadinite

Polyhalite Vs Heliotrope

Polyhalite and Super Seven Crystals Specific Gravity

Another important criteria for qualitative analysis of gemstones is Polyhalite and Super Seven Crystals Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Polyhalite and Super Seven Crystals Optical Properties during the identification of gemstone. Specific gravity of Polyhalite is 2.9 whereas that of Super Seven Crystals is 2.9.

Red Gemstones

Richterite

Stolzite

Sylvite

Titanite

Vanadinite

Jacinth