Diaspore and Andradite Garnet Physical Properties

Diaspore

Andradite Garnet

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1 Physical Properties

1.1 Tenacity

Very brittle

Not Available

1.2 Solubility

insoluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.30-3.403.8-3.9

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

Not Available

1.6 Cleavage

{010} perfect, {110} distinct, {100} in traces

None

1.7 Mohs Hardness

6.5-76.5-7.5

2 10

1.8 Chemical Composition

AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Ca₃Fe³⁺₂Si₃O₁₂

Diaspore and Andradite Garnet Chemical Formula

While comparing Diaspore and Andradite Garnet 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 Diaspore and Andradite Garnet chemical formula.

Chemical formula of Diaspore- AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Andradite Garnet- Ca₃Fe³⁺₂Si₃O₁₂

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Diaspore and Andradite Garnet Specific Gravity

Another important criteria for qualitative analysis of gemstones is Diaspore and Andradite Garnet Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Diaspore and Andradite Garnet Optical Properties during the identification of gemstone. Specific gravity of Diaspore is 3.8-3.9 whereas that of Andradite Garnet is 3.8-3.9.