Gahnospinel and Piemontite Physical Properties

Gahnospinel

Piemontite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.65-4.55Not Available

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Uneven, Splintery

1.6 Cleavage

None, but may exhibit slight parting

[001] good, [100] distinct

1.7 Mohs Hardness

7.5-86-6.5

2 10

1.8 Chemical Composition

(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Not Available

Gahnospinel and Piemontite Chemical Formula

While comparing Gahnospinel and Piemontite 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 Gahnospinel and Piemontite chemical formula.

Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

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Gahnospinel and Piemontite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnospinel and Piemontite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnospinel and Piemontite Optical Properties during the identification of gemstone. Specific gravity of Gahnospinel is Not Available whereas that of Piemontite is Not Available.