A 10.22-kg rock used as a Michigan barn doorstop was identified as a new iron meteorite

In 1939, a meteorite was unearthed on a Michigan farm and innocently pressed into service as a doorstop for many years. It wasn't until 2018, following the fall of another meteorite, that subsequent owners saw its true value. Central Michigan University performed an analysis and confirmed it as a new IIIAB iron meteorite, shedding light on the crucial role of personal specimens in advancing scientific knowledge.

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