An alloy of cerium, lanthanum, and other rare earth metals, used as an additive in various alloys, e.g. in flints for cigarette lighters.
- One of the oldest use of lanthanum metal is in the production of misch metal, an alloy that produces sparks when struck.
- Impure lanthanum is used in alloys such as misch metal, of which lanthanum is a major constituent.
- Neodymium is present in misch metal to the extent of about 18%.
1920s: from German Mischmetall, from mischen 'to mix' + Metall 'metal'.
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