Almandine garnet — From the collection · View photograph

Stones underfoot / Collection

Almandine garnet

Russia, Karelia, Kitelya deposit

Chemical formulaFe²⁺₃Al₂[SiO₄]₃

Mohs hardness: 6,5–7,5
Dimensions: ≈ 10 mm (Ø)

Properties

Specimen properties and description

Colour: Burgundy
Density: 3,47–3,83 g/cm³
Lustre: Vitreous
Transparency: Opaque, translucent
Cleavage: Imperfect
Crystal system: Cubic

Crystal structure

Cubic crystal system

Crystal symmetry diagram.

Cubic crystal system