A lot on the understanding of medieval mining procedures comes from books for example Biringuccio's De la pirotechnia and doubtless most significantly from Georg Agricola's De re metallica (1556). These publications depth a number of mining techniques used in German and Saxon mines. By clicking “Acknowledge All Cookies”, you comply https://safe-havenassets18383.howeweb.com/38406258/getting-my-precious-metals-to-work