What are the 3 types of rock in the south downs?

Answer 1

The downs themselves are made of Chalk. However the rock type associated with the "Wealden Dome" are:

• Chalk
• Gault Clay
• Lower Greensand
• Ashdown sands
• Tonbridge Wells sand

Of cause the Chalk is not a homogeneous rock type and contains flint layers.

Answer 2

The three main types of rock found in the South Downs are chalk, clay, and flint. Chalk is the most prevalent and iconic rock type, forming the characteristic rolling hills and cliffs in the area. Clay is also common, especially in the valleys and low-lying areas. Flint is often embedded in the chalk and can be found along the coastline.