Ruby is a variety of corundum, an aluminium oxide, its chemical formula is


Ruby has a hexagonal crystal structure.




Physical Properties of Ruby

Lustre: Adamantine, Vitreous, Pearly
Diaphaneity (Transparency): Transparent, Translucent, Opaque
Colour: Red
Streak: White
Hardness (Mohs): 9
Hardness Data: Mohs hardness reference species
Tenacity: Brittle
Cleavage: None Observed
Parting: Rhombohedral and basal parting {0001}, sometimes perfect but interrupted; also on {1011} due to exsolution (Boehmite), observed on large blocks (Georgia, USA).
Fracture: Irregular/Uneven, Conchoidal
Density (measured): 3.98 - 4.1 g/cm3
Density (calculated): 3.997 g/cm3

 * Physical properties of Ruby was provided by *

Energetic Properties of Ruby

Key Words: Life force, courage, passion, strenght, enthusiasm, adventurousness, protectiveness
Chakras: Root (1st chakra)
Physical: Increases the chi in the body, stimulates health in all organs and systems
Emotional: Inspires self-confidence, zest for life, trust and willingness
Spiritual: Instills spiritual courage and altrusim, brings forth heroism

* Energetic Properties of Ruby was provided by Book of Stones *