The density, or more precisely, the volumetric mass density of pumice is 250 kg/m³. This means that the mass of 1 m³ pumice is 250 kg.
The weight (on earth) of 1 m³ pumice is 2452,5 N or 2,4525 kN.
What is the density of pumice in other common units?
Conversion Chart Metric System:
| Kilogram per cubic meter | 250 | kg/m³ |
| Tonne per cubic meter | 0,25 | t/m³ |
| Gram per cubic meter | 250000 | g/m³ |
| Milligram per cubic meter | 250000000 | mg/m³ |
| Kilogram per cubic centimeter | 0,00025 | kg/cm³ |
| Gram per cubic centimeter | 0,25 | g/cm³ |
| Milligram per cubic centimeter | 250 | mg/cm³ |
| Kilogram per litre | 0,25 | kg/L |
| Gram per litre | 250 | g/L |
| Milligram per litre | 250000 | mg/L |
| Kilogram per millilitre | 0,00025 | kg/mL |
| Gram per millilitre | 0,25 | g/mL |
| Milligram per millilitre | 250 | mg/mL |
Conversion Chart British and U.S.:
| Pound per cubic yard | 421,5 | lb/yd³ |
| Pound per cubic foot | 15,6075 | lb/ft³ |
| Pound per cubic inch | 0,0090325 | lb/in³ |
| Pound per U.S. gallon | 2,08625 | lb/gal |
| Pound per British gallon | 2,505 | |
| Pound per U.S. bushel | 19,4225 | |
| Ounce per cubic yard | 6742,5 | oz/yd³ |
| Ounce per cubic foot | 249,7 | oz/ft³ |
| Ounce per cubic inch | 0,1445 | oz/in³ |
| Ounce per U.S. gallon | 33,375 | oz/gal |
| Ounce per British gallon | 40,1 | |
| Ounce per U.S. bushel | 310,75 |
British Gravitational and English Engineering Units:
| Slug per cubic yard | 13,0975 | slug/yd³ |
| Slug per cubic foot | 0,485 | slug/ft³ |
| Slug per cubic inch | 0,00028075 | slug/in³ |