Bricks and Brick Earth Composition

Silica, alumina, lime, iron oxide, and a small quantity of magnesia are required in brick earth for good quality bricks.

The harmful ingredients in brick earth are lime, iron pyrites, alkalis, pebbles, vegetation, and organic matter.

The steps involved in the manufacturing of bricks include preparation of clay, un-soiling, and digging the clay out from the ground.

<p>Silica in brick earth is responsible for preventing cracking, shrinking, and warping of raw bricks, and it affects the durability of bricks.</p> Signup and view all the answers

<p>The top layer of soil is full of impurities and hence it is never used in brick preparation.</p> Signup and view all the answers