Chalybeate spring

Chalybeate /kəˈlɪbiː.eɪt/ waters, also known as ferruginous waters, are mineral spring waters containing salts of iron.

The word "chalybeate" is derived from the Latin word for steel, "chalybs", which follows from the Greek word χάλυψ khálups. Khálups is the singular form of Khálubes or Chalybes, who were mythical people living on Mount Ida in north Asia Minor who had invented iron working.

Ferruginous /fəˈruːdʒᵻnəs/ comes from the Latin word "ferreus" meaning "made of iron," which is derived from the Latin word "ferrum" which means "iron."

Early in the 17th century, chalybeate water was said to have health-giving properties and many people have promoted its qualities. Dudley North, 3rd Baron North discovered the chalybeate spring at Tunbridge Wells in 1606. Dudley North’s physician claimed that the waters contained ‘vitriol’ and the waters of Tunbridge Wells could cure:

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