Esperite and Celestine Physical Properties

Esperite

Celestine

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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

4.28-4.423.90-4.00

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

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

Perfect on {001}, good on {210}, poor on {010}

1.7 Mohs Hardness

5-5.53-3.5

2 10

1.8 Chemical Composition

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

SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Esperite and Celestine Chemical Formula

While comparing Esperite and Celestine 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 Esperite and Celestine chemical formula.

Chemical formula of Esperite- PbCa 3Zn 4(SiO 4) 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Celestine- SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare White Gemstones

Esperite Vs Hackmanite

Esperite Vs Hydrogrossular

Esperite Vs Hardystonite

Esperite and Celestine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Esperite and Celestine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Esperite and Celestine Optical Properties during the identification of gemstone. Specific gravity of Esperite is 3.90-4.00 whereas that of Celestine is 3.90-4.00.