Grossular and Esperite Physical Properties

Grossular

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

3.55-3.734.28-4.42

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

none

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

1.7 Mohs Hardness

7-7.55-5.5

2 10

1.8 Chemical Composition

Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

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

Grossular and Esperite Chemical Formula

While comparing Grossular 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 Grossular and Esperite chemical formula.

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

Compare Green Gemstones

Grossular Vs Hydrogrossular

Grossular Vs Hurlbutite

Grossular Vs Jade

Grossular and Esperite Specific Gravity

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