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Original-Green-00704 t1_ivfytlx wrote

Thanks for sharing the term glacial erratics; I knew them as glacial till or glacial rubble.

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pocomoonshine t1_ivhjtw2 wrote

I thought erratics were truly massive boulders that sometimes end up in unlikely places where they don't resemble the local bedrock, because they were carried by glaciers which eventually melted. But I'm not a geologist nor geotech engineer.

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