Cobble (geology)
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A cobble is a clast of rock defined on the Udden–Wentworth scale as having a particle size of 64–256 millimeters, larger than a pebble and smaller than a boulder. Other scales define a cobble's size d
Beach cobbles (Nash Point, Wales)
Sandy conglomerate with cobbles in the Hazeva Formation (Miocene) of southern Israel
Fernando noronha
Cobblestone
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Cobblestone is a natural building material based on cobble-sized stones, and is used for pavement roads, streets, and buildings. Setts, also called Belgian blocks, are often referred to as "cobbles",
Cobble (geology)
…a pebble and smaller than a boulder. Other scales define a cobble's size differently. A rock made predominantly of cobbles is termed a conglomerate. Cobblestone is a building material based on cobbles. Cobbles, also called cobblestones, derive their name from the word cob, meaning a rounded lump. The term is…
Cobblestones on a road surface in Imola, Italy
Sett-paving, such as this surface in Fulham, south-west London, is also often referred to as "cobblestones".
Italian cobblestone-covered street in Isolabella. Cobblestones such as these are designed for horses to get a good grip.
A cobblestone lane in the Old Town (Senamiestis) in Kaunas