Pyrrhotite and Andesine Physical Properties

Pyrrhotite

Andesine

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.58-4.652.65-2.69

1 7.18

1.5 Fracture

Uneven

Uneven, Uneven, Conchoidal, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

Absent

Perfect on {001}, good on {010}

1.7 Mohs Hardness

3.5-4.56-6.5

2 10

1.8 Chemical Composition

Not Available

(Na,Ca)Al_1-2Si_3-2O₈

Pyrrhotite and Andesine Chemical Formula

While comparing Pyrrhotite and Andesine 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 Pyrrhotite and Andesine chemical formula.

Chemical formula of Andesine- (Na,Ca)Al_1-2Si_3-2O₈

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Pyrrhotite and Andesine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyrrhotite and Andesine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrrhotite and Andesine Optical Properties during the identification of gemstone. Specific gravity of Pyrrhotite is 2.65-2.69 whereas that of Andesine is 2.65-2.69.