Le site de vulgarisation scientifique de l’Université de Liège. ULg, Université de Liège
Scoriae

Scoria (or ‘slag’) is a soily or rocky vitreous substance produced residually by the fusion of metals. In the case of iron ore, it is the result of the partial melting down of the ore. By analogy, the term also designates the produce of volcanic eruptions.

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