Question

How is shale formed? Mention one use of it.

Answer 1

Explanation:

(Mudstone)

Mud, silt and clay are

the ingredients of

shale. These are

Compacted to form a

soft, easily broken,

usually dark coloured

rock. Shale can be used as a filler in the

production of paint

used in brick making

and is sometimes

used as a base

material under roads.