I wonder, was the Roman "ruina montium" technique used for iron mining? I didn't see it mentioned in the article, but it seems like something the author would b

I wonder, was the Roman "ruina montium" technique used for iron mining? I didn't see it mentioned in the article, but it seems like something the author would be very familiar with. https://en.m.wikipedia.org/wiki/Ruina_montium https://en.m.wikipedia.org/wiki/Ruina_montium