noun
- A mineral consisting of a hydrated chloride of potassium and magnesium, used as a source of potassium compounds and magnesium.
Usage: technical; mineralogy
Examples
- Carnallite deposits are mined extensively in Germany and other parts of Europe.
- The chemical composition of carnallite makes it valuable for fertilizer production.
- Carnallite is often found in evaporite mineral deposits.
- Industrial extraction of potassium from carnallite has been refined over many decades.
- The mineral carnallite crystallizes in the orthorhombic system.