Over three days and three nights, smelters using ancient techniques shovel roughly 25 tons of iron-bearing river sand and charcoal ... more than ordinary steel made using modern methods.

Suzuki uses moist sand and a few other ingredients to ... “They are pure because they are made from the goodness of iron," Oikawa said. “Because they come from Iwate prefecture, I wanted ...

We have dubbed this "ore-sand," to distinguish it from tailings. It's not made from waste tailings—it's a deliberate product of the ore. This isn't just theory. At the iron ore mine Brucutu in ...

Iron is an element. It is made of only one type of atom ... They can be in any combination, e.g. for a mixture of sand and water you could have any amount of sand with any amount of water.

“The loom weights often include organic material and sand together with ... we may conclude that the unfired Iron Age loom weights of Tell Deir ‘Alla were made of local banded Damiyah/Lisan ...

Abraham Darby's patent for sand casting pots and his use of coke ... easily produced in large quantities, enabling cast iron goods to be made in large numbers. This was the beginning of the ...