The density, or more precisely, the volumetric mass density of calcium is 1550 kg/m³. This means that the mass of 1 m³ calcium is 1550 kg.
The weight (on earth) of 1 m³ calcium is 15205,5 N or 15,2055 kN.
Conversion Chart Metric System:
| Kilogram per cubic meter | 1550 | kg/m³ |
| Tonne per cubic meter | 1,55 | t/m³ |
| Gram per cubic meter | 1550000 | g/m³ |
| Milligram per cubic meter | 1550000000 | mg/m³ |
| Kilogram per cubic centimeter | 0,00155 | kg/cm³ |
| Gram per cubic centimeter | 1,55 | g/cm³ |
| Milligram per cubic centimeter | 1550 | mg/cm³ |
| Kilogram per litre | 1,55 | kg/L |
| Gram per litre | 1550 | g/L |
| Milligram per litre | 1550000 | mg/L |
| Kilogram per millilitre | 0,00155 | kg/mL |
| Gram per millilitre | 1,55 | g/mL |
| Milligram per millilitre | 1550 | mg/mL |
Conversion Chart British and U.S.:
| Pound per cubic yard | 2613,3 | lb/yd³ |
| Pound per cubic foot | 96,7665 | lb/ft³ |
| Pound per cubic inch | 0,0560015 | lb/in³ |
| Pound per U.S. gallon | 12,93475 | lb/gal |
| Pound per British gallon | 15,531 | |
| Pound per U.S. bushel | 120,4195 | |
| Ounce per cubic yard | 41803,5 | oz/yd³ |
| Ounce per cubic foot | 1548,14 | oz/ft³ |
| Ounce per cubic inch | 0,8959 | oz/in³ |
| Ounce per U.S. gallon | 206,925 | oz/gal |
| Ounce per British gallon | 248,62 | |
| Ounce per U.S. bushel | 1926,65 |
British Gravitational and English Engineering Units:
| Slug per cubic yard | 81,2045 | slug/yd³ |
| Slug per cubic foot | 3,007 | slug/ft³ |
| Slug per cubic inch | 0,00174065 | slug/in³ |