Piemontite and Arfvedsonite Physical Properties

Piemontite

Arfvedsonite

Add ⊕

1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available3.3-3.5

1 7.18

1.5 Fracture

Uneven, Splintery

Uneven, Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

[001] good, [100] distinct

Perfect on [110]

1.7 Mohs Hardness

6-6.55-6

2 10

1.8 Chemical Composition

Not Available

NaNa2(Fe++4Fe+++)Si8O22(OH)2

Piemontite and Arfvedsonite Chemical Formula

While comparing Piemontite and Arfvedsonite 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 Piemontite and Arfvedsonite chemical formula.

Chemical formula of Arfvedsonite- NaNa2(Fe++4Fe+++)Si8O22(OH)2

Compare Red Gemstones

Piemontite Vs Polyhalite

Piemontite Vs Richterite

Piemontite Vs Phlogopite

Piemontite and Arfvedsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Piemontite and Arfvedsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Piemontite and Arfvedsonite Optical Properties during the identification of gemstone. Specific gravity of Piemontite is 3.3-3.5 whereas that of Arfvedsonite is 3.3-3.5.