Like i know you just melt it down and voila metal but like how did they know what rocks? What was the process surely you can’t just melt rocks and get iron, right? How did they know this rock has iron and that one has copper? I understand gold and gold panning did they just pan for copper or whatever metal they wanted that seems to inefficient?
In: Earth Science
Watch how to make everything it’s an amazing yt and he’s doing a series where he starts from what’s the earliest known of technology and “advances” each episode and explains it very well whilst demonstrating.
From memory with things like iron it’s litteraly sprinkled all over earth in the dirt
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