| |  | Cobbles | 
| Porphyry cobbles
| Split cobbles
| | Diameter d | Weight | Diameter d
| Wight | | 4 - 6 | 105 kg/mq
| 6 - 8 cm
| 85 kg/mq
| | 6 - 8 | 122 kg/mq
| 8 - 10 cm
| 110 kg/mq
| | 8 - 10 | 145 kg/mq
| 10 - 12 cm
| 160 kg/mq
| 10 - 12
| 180 kg/mq
| 12 - 15 cm
| 215 kg/mq
| | 12 - 15 | 220 kg/mq
| 15 - 40 cm
| 300 kg/mq
| | 15 - 30 | 270 kg/mq | | | A form of stone found in nature, cobbles and pebbles are characterised by their rounded shape tendig to spherical, and can be used as they are with no further processing. Used historically forcobbled pavements, today this solution cannot be seggested for large areas, but becomes a highly expressive part of a paving created with different porphyry formats.
| Characteristics | Cobbles are supplied in mixed colour , red, white, green and grey.
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Cobbles
