Terra rossa is a soil type described by Tom Stevenson (2011) as ‘a red, clay-like, sometimes flinty sedimentary soil that is deposited after carbonate has been leached out of limestone. It is often known as “red earth”.’
Bibliography
Tom Stevenson (2011) The Sotheby’s Wine Encyclopedia 5th Edition by Tom Stevenson (Dorling Kindersley, 2011), p.17-19.