New evidence reveals that Tamil Nadu may have skipped the Copper Age, directly advancing to iron smelting. Archaeological ...

The safe disposal of copper slag-- the process of converting copper sulphide ores into refined copper, through crushing, flotation, smelting and conversion— has been a universal problem among ...

Recent archaeological discoveries in Tamil Nadu reveal South India as an early hub of iron smelting, challenging historical ...

A recent study by Dr. Albert Jambon and his colleagues, published in the Journal of Archaeological Science: Reports, revealed the presence of meteoric iron in Early Iron Age ornaments in Poland.

In antiquity, lead was released into the atmosphere as a byproduct of smelting ore for copper and silver. The toxic metal later condensed as dust and settled onto the soil. “Silver was used for ...

Although it may not be the first state that comes to mind for outdoor activities ... Mineral riches in the form of gold, silver, sapphire, coal, and copper have long attracted prospectors who ...

Traders hoping to get copper to the US caused an extraordinary spike in Comex futures last week, pushing prices as high as US$4.80/lb. They've since come down to US$4.60/lb, but players in the ...

At the Kamoa Copper Joint Venture, Annebel Oosthuizen has been appointed ... Marna will continue to drive Ivanhoe Mines into our next era of extraordinary growth. The best is yet to come!" ...

DENVER (KDVR) — A Denver live music restaurant became victim to copper wire theft ... and just be a neighborhood place for families to come and hang out… I feel bad for us.