Source of much of the iron that made the armor for the knights.
Description
Erzberg mine
The Erzberg mine is a large open-pit mine located in Eisenerz, Styria, in the central-western part of Austria, 60 km north-west of Graz and 260 km south-west of the capital, Vienna. Erzberg represents the largest iron orereserves in Austria, having estimated reserves of 235 million tonnes of ore.[1][2] The mine produces around 2,153,000 tonnes of iron ore per year.[2] It is also the site of the annual Erzberg Rodeo hard enduro race.