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  2. Ferrous metallurgy - Wikipedia

    en.wikipedia.org/wiki/Ferrous_metallurgy

    Cast iron development lagged in Europe because wrought iron was the desired product and the intermediate step of producing cast iron involved an expensive blast furnace and further refining of pig iron to cast iron, which then required a labor and capital intensive conversion to wrought iron.

  3. Tutankhamun's meteoric iron dagger - Wikipedia

    en.wikipedia.org/wiki/Tutankhamun's_meteoric_iron...

    Iron objects were used for only artistic, ornamental, ritual, gift giving and ceremonial purposes as well as for pigmentation. [2] [3] Hence, iron during this age was more valuable or precious than gold. Iron artifacts were given as royal gifts during the period directly preceding Tutankhamun's rule (i.e., during the reign of Amenhotep III).

  4. Iron Age - Wikipedia

    en.wikipedia.org/wiki/Iron_Age

    The Age of Iron in South Asia: Legacy and Tradition. Aryan Books International. Tylecote, R.F. (1975). A History of Metallurgy. Great Britain: Institute of Materials. Waldbaum, J.C. (1978). From Bronze to Iron: The Transition from the Bronze Age to the Iron Age in the Eastern Mediterranean. Vol. 54– 55. P. Aström. ISBN 978-91-85058-79-2.

  5. Iron - Wikipedia

    en.wikipedia.org/wiki/Iron

    Iron is a chemical element; it has the symbol Fe (from Latin ferrum 'iron') and atomic number 26. It is a metal that belongs to the first transition series and group 8 of the periodic table. It is, by mass, the most common element on Earth, forming much of Earth's outer and inner core.

  6. Metal - Wikipedia

    en.wikipedia.org/wiki/Metal

    Gold, silver, iron (as meteoric iron), lead, and brass were likewise in use before the first known appearance of bronze in the fifth millennium BCE. Subsequent developments include the production of early forms of steel; the discovery of sodium —the first light metal —in 1809; the rise of modern alloy steels ; and, since the end of World ...

  7. Roman metallurgy - Wikipedia

    en.wikipedia.org/wiki/Roman_metallurgy

    However, the Romans provided few new technological advances other than the use of iron and the cupellation and granulation in the separation of gold alloys (Tylecote 1962). While native gold is common, the ore will sometimes contain small amounts of silver and copper. The Romans utilised a sophisticated system to separate these precious metals.

  8. Why investors are drawn to precious metals - AOL

    www.aol.com/why-investors-drawn-precious-metals...

    The precious metals market has seen unprecedented growth this year. Gold prices have shattered records, reaching an all-time high of over $2,700 per ounce in October.

  9. Mining and metallurgy in medieval Europe - Wikipedia

    en.wikipedia.org/wiki/Mining_and_metallurgy_in...

    Only the output of iron diminished less in relation to the other base and precious metals until the 8th century. This fact, correlated with the dramatic decrease in copper production, may indicate a possible displacement of copper and bronze artifacts by iron ones (Forbes 1957, 64; Bayley et al. 2008, 50).