Almandine Garnet and Spinel Physical Properties

Almandine Garnet

Spinel

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

none

1.3 Durability

Not Available

1.4 Specific Gravity

4.33.64-3.66

1 7.18

1.5 Fracture

Not Available

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

None.

None, but may exhibit slight parting

1.7 Mohs Hardness

7.5-8.58

2 10

1.8 Chemical Composition

Fe₃Al₂Si₃O₁₂

MgAl₂O₄

Almandine Garnet and Spinel Chemical Formula

While comparing Almandine Garnet and Spinel 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 Almandine Garnet and Spinel chemical formula.

Chemical formula of Almandine Garnet- Fe₃Al₂Si₃O₁₂
Chemical formula of Spinel- MgAl₂O₄

Compare Red Gemstones

Almandine Garnet Vs London blue topaz

Almandine Garnet Vs Mystic topaz

Almandine Garnet Vs dendritic agate

Almandine Garnet and Spinel Specific Gravity

Another important criteria for qualitative analysis of gemstones is Almandine Garnet and Spinel Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Almandine Garnet and Spinel Optical Properties during the identification of gemstone. Specific gravity of Almandine Garnet is 3.64-3.66 whereas that of Spinel is 3.64-3.66.