The article presents the geometric size and shapes of cast-iron pots which were found at the Salovka I settlement in the Upper Sura region. Also the paper reflects the results of studies of one of the fragments of a cast-iron pots. repair plate and slag from the settlement. Slag samples were studied by chemical analysis using methods for the determination the iron content in ores. https://www.marcelovicente.com/product-category/in-the-loop-2/