Pebble



Pebbles are  clasts of rock with a particle size of two (2) to sixty four (64) millimetres based on the Krumbein phi scale of sedimentology.
Rocks that are mainly made of pebbles are called conglomerates.

A beach which is mainly made up of surface pebbles is called a shingle beach.

WHERE PEBBLES CAN BE LOCATED
Pebbles can be found in two (2) major locations.
The locations are: 
1) On the beaches of seas and oceans.
2) Inland

Pebbles can also be found in some lakes, ponds and rivers. Another name for river pebbles is river rock.
Beach pebble and river pebbles or river rocks are somehow different in appearance.

BEACH PEBBLES
Beach pebbles are formed when the ocean water washes over loose rocks particles. These pebble are very smooth and round in appearance. The known size range is from 2 mm to 50 mm. Their colours includes shades of brown, yellow, red and green. There are some pebbles which are translucent white and translucent black.

INLAND PEBBLES
The shores of large rivers and lakes are the locations where inland pebbles can be found. Inland pebbles are not as smooth as beach pebbles. These pebbles are formed when flowing water washes over rock particles in the bottom and along the shores of lakes and rivers.
 Black, grey, green, brown and white are the common colours of Inland pebbles.

USES OF PEBBLES
Beach pebbles are normally used for construction, decorative element, landscaping.
They are sometimes used to cover walkways, around swimming pools, driveways, on patios and decks, in and around plant containers.
 Some pebbles can also be used as paperweights and bookends

Post a Comment

0 Comments