03-19

03-19. Corundum #1.

Corundum is the mineral for week 12 of the 52 weeks tour of the Geometry of Nature.

The name corundum derives from the Sanskrit word kurundum or korund meaning “hard stone”. The corundum crystal structure is hexagonal and can look like bipyramidal hexagons and modified octahedrons.It is the hardest mineral found in nature after diamond and moissanite.

This mineral has been mined in many parts of the world for thousands of years in places like Burma, Cambodia, Sri Lanka, India, Afghanistan, and more recently in in Africa, in places like Madagascar, Kenya, Tanzania, among other.

03-19

 

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