elements · 27 / 118 · All 118
Co
Cobalt
- Z
- 27
- Mass
- 58.933
- Lifeforce
- Earth
- In the body
- thyroid
Miners named it after the kobold — the spirit they blamed for poisoned ore. Today the maligned element sits in every lithium-ion battery you carry.
Cobalt. Element twenty-seven. Named for the kobold — the underground spirit miners blamed for poisoned ore. Now in every lithium-ion battery you carry.
Lab note · Atomic number 27; ≈3 mg in the body — the heart of vitamin B12.