Question

What is the symbol used to indicate rocks that are of Devonian age

Answer 1

The symbol used to indicate rocks that are of Devonian age is "D".

The Devonian System refers to the rocks that developed during the Devonian Period. These rocks can be found on every continent, both as surface rocks and as substrata. Devonian rocks underpin large regions of North America, South America, Europe, and Asia.

Shallow continental shelf seas with local deeper marine troughs dominated much of the area south of the Old Red Sandstone, encompassing parts of eastern and western North America, central and southern Europe, and parts of European Russia.

Answer 2

The symbol used to indicate rocks of Devonian age is 'D'.

• Devonian age was the geological age after the Silurian period but before the Carboniferous period. Also called the 'age of fishes, the geological time of Devonian age was from 419.2 million to 358.9 million years ago.
• Devonian rocks is the rocks developed during the Devonian age. These rocks are indicated by the symbol 'D'. Devonian rocks are found at the surface and layers of all the continents. Red sandstone is an example of Devonian rock.