Esperite and Variscite Physical Properties

Esperite

Variscite

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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

4.28-4.422.42-2.58

1 7.18

1.5 Fracture

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

Conchoidal, Splintery, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle

1.6 Cleavage

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

[010] perfect

1.7 Mohs Hardness

5-5.54-5

2 10

1.8 Chemical Composition

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

AlPO₄ · 2(H₂O)

Esperite and Variscite Chemical Formula

While comparing Esperite and Variscite 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 Variscite chemical formula.

Chemical formula of Esperite- PbCa 3Zn 4(SiO 4) 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Variscite- AlPO₄ · 2(H₂O)

Compare White Gemstones

Esperite Vs Hardystonite

Esperite Vs Hackmanite

Esperite Vs Hydrogrossular

Esperite and Variscite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Esperite and Variscite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Esperite and Variscite Optical Properties during the identification of gemstone. Specific gravity of Esperite is 2.42-2.58 whereas that of Variscite is 2.42-2.58.