dropstone
dropstone · dropstones
An isolated fragment of rock found within a sedimentary rockAn isolated fragment of rock found within a sedimentary rock (that had fallen, rather than being carried along).
Meaning
2 sensesAn isolated fragment of rock found within a sedimentary rock (that had fallen, rather than being carried along).
An isolated rock that is geologically distinct from the surroundings, indicating that it was carried from a distant area and then dropped in place (by a melting glacier); an erratic.
Origin
From drop + stone.From drop + stone.
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