Baddeleyite and Chalcedony Physical Properties

Baddeleyite

Chalcedony

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

5.5-6.0

2.55-2.70

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann

1.6 Cleavage

{001} Distinct

Absent

1.7 Mohs Hardness

6.5

6.5-7

1.8 Chemical Composition

ZrO 2Arthur Thomas , Gemstones (2009)

SiO₂

Baddeleyite and Chalcedony Chemical Formula

While comparing Baddeleyite and Chalcedony 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 Baddeleyite and Chalcedony chemical formula.

Chemical formula of Baddeleyite- ZrO 2Arthur Thomas , Gemstones (2009)
Chemical formula of Chalcedony- SiO₂

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Baddeleyite and Chalcedony Specific Gravity

Another important criteria for qualitative analysis of gemstones is Baddeleyite and Chalcedony Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Baddeleyite and Chalcedony Optical Properties during the identification of gemstone. Specific gravity of Baddeleyite is 2.55-2.70 whereas that of Chalcedony is 2.55-2.70.