Element 12 · Alkaline earth metals
Magnesium
Scientific reference and industrial context.
Atomic identity
At a glance
- Atomic number
- 12
- Symbol
- Mg
- Abridged standard atomic weight
- 24.305 ± 0.002
- Period
- 3
- Group
- 2
- Table family
- Alkaline earth metals
Standard atomic weights describe normal terrestrial materials; actual isotopic composition can vary.
Price reference
Price not connected
No price source connected
This element is in the reference index, but SFM has no suitable connected price series. No substitute value or change is displayed.
Material connections
From element to material.
Named forms and documented alloy relationships. A constituent relationship does not calculate an alloy price or establish buying eligibility.