Foditur enim glaeba quae dicitur, antequam tractationibus ad minium perveniant, vena uti ferrum, magis subrufo colore, habens circa se rubrum pulverem.
For what is called the ore is first extracted. Then, using certain processes, they find minium. In the veins the ore is like iron, of a more carroty colour, with a red dust round it.
final_alignments\Vitruvius_Architecture_Book_7.json