High Polished Black Pebbles 20-25 KG Bag (3-5cm)

Black pebbles are clast of rock with a particle size of 2 to 64 millimetres based on the Krumbein phi scale of sedimentology. Pebbles are generally considered larger than granules and smaller than cobbles. A rock made predominantly of pebbles is termed a conglomerate.

*** 20-25 KG Bag