Baddeleyite and Esperite Physical Properties

Baddeleyite

Esperite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.5-6.04.28-4.42

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Metallic

1.6 Cleavage

{001} Distinct

Distinct on [010] and [100] poor on [101]

1.7 Mohs Hardness

6.55-5.5

2 10

1.8 Chemical Composition

ZrO 2Arthur Thomas , Gemstones (2009)

PbCa 3Zn 4(SiO 4) 4Anthony et al , Handbook of mineralogy (2001)

Baddeleyite and Esperite Chemical Formula

While comparing Baddeleyite and Esperite 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 Esperite chemical formula.

Chemical formula of Baddeleyite- ZrO 2Arthur Thomas , Gemstones (2009)
Chemical formula of Esperite- PbCa 3Zn 4(SiO 4) 4Anthony et al , Handbook of mineralogy (2001)

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Baddeleyite and Esperite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Baddeleyite and Esperite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Baddeleyite and Esperite Optical Properties during the identification of gemstone. Specific gravity of Baddeleyite is 4.28-4.42 whereas that of Esperite is 4.28-4.42.