Polyhalite and Rose Quartz Physical Properties

Polyhalite

Rose Quartz

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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

2.782.65

1 7.18

1.5 Fracture

Conchoidal, Brittle

ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

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

Indiscernible

1.7 Mohs Hardness

3.57

2 10

1.8 Chemical Composition

Not Available

SiO₂

Polyhalite and Rose Quartz Chemical Formula

While comparing Polyhalite and Rose Quartz 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 Rose Quartz chemical formula.

Chemical formula of Rose Quartz- SiO₂

Compare Red Gemstones

Polyhalite Vs Heliotrope

Polyhalite Vs Vanadinite

Polyhalite Vs Jacinth

Polyhalite and Rose Quartz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Polyhalite and Rose Quartz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Polyhalite and Rose Quartz Optical Properties during the identification of gemstone. Specific gravity of Polyhalite is 2.65 whereas that of Rose Quartz is 2.65.