Galena crystals. “Galena is a lead sulfide mineral that crystallizes in the form of masses, cubes, octahedrons, and fibrous layers. the Ancient Romans would smelt down Galena and use it to make both their water pipes and public baths.” This led to plumbitis and the decline of the Roman Empire. ”
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https://lnkd.in/eNrKpmnW
linkedin post 2022-06-29 05:12:48
Nigel Fleming
September 21, 2022