......................is produced from conversion of limestone.

.......................has a white colour when it is pure and coarse texture.

The mineral consists of one rock or a group of rocks.

The magma is pushed upwards on occurrence of earthquake.

The minerals that form the volcanic rock have large-sized crystals.

The types of igneous rocks are plutonic and volcanic rocks.

When the lava cools, it forms a type of sedimentary rocks.

The volcanic rocks are characterized by small size of their crystals and contain small circular holes.

Granite is a sedimentary rock.

Basalt is a volcanic rock.

We can differentiate between granite and basalt concerning the colour and texture.

Granite exists in the Eastern Desert and Sinai Peninsula, while basalt exists in Egypt in Abou-Zaabal.

The sedimentary rocks represent about 5% only of the total volume of the Earth's crust rocks.

What is that?

what is the the name of today's lesson?

Did we finish the book?