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The copper ores of Cyprus made the island an essential node in the earliest trade networks, and Cyprus was a source of the orientalizing cultural traits of mainland Greece at the end of the Greek Dark Ages, hypothesized by Walter Burkert in 1992.
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copper and ores
The earliest brasses may have been natural alloys made by smelting zinc-rich copper ores.
These may be " natural alloys " manufactured by smelting zinc rich copper ores in reducing conditions.
This seems to have been encouraged by exports and influence from the Middle-East and eastern Mediterranean where deliberate production of brass from metallic copper and zinc ores had been introduced.
The history of discovery and use of the elements began with primitive human societies that found native elements like copper and gold, and extracted ( smelted ) iron and a few other metals from their ores.
Today, germanium is mined primarily from sphalerite ( the primary ore of zinc ), though germanium is also recovered commercially from silver, lead, and copper ores.
In the history of ferrous metallurgy, iron smelting — the extraction of usable metal from oxidized iron ores — is more difficult than tin and copper smelting.
Other minerals present in Jamaica include marble, limestone and silica and ores of copper, lead, zinc, manganese and iron.
England had iron, zinc, copper, lead, and tin ores.
The element name comes from a mischievous sprite of German miner's mythology, Nickel ( similar to Old Nick ), that personified the fact that copper-nickel ores resisted refinement into copper.
Examples of abiotic resources include land, fresh water, air and heavy metals including ores such as gold, iron, copper, silver, etc.
Metal ores are generally oxides, sulfides, silicates, or " native " metals ( such as native copper ) that are not commonly concentrated in the Earth's crust or " noble " metals ( not usually forming compounds ) such as gold.
The crystalline substrate of the land and absence of soil in many places have exposed mineral deposits of metal ores, such as those of iron, copper, nickel, zinc, silver, and gold.
Commercially, selenium is produced as a byproduct in the refining of these ores, most often during copper production.
The principal sources of silver are the ores of copper, copper-nickel, lead, and lead-zinc obtained from Peru, Bolivia, Mexico, China, Australia, Chile, Poland and Serbia.
The metal is primarily produced as a by-product of electrolytic copper refining, gold, nickel and zinc refining, and by application of the Parkes process on lead metal obtained from lead ores that contain small amounts of silver.
This includes production of silver, iron, copper and other base metals from their ores.
Arsenic is often an impurity in copper ores, so the discovery could have been made by accident ; but eventually arsenic-bearing minerals were intentionally added during smelting.
The first such bronzes were probably a lucky accident from tin contamination of copper ores, but by 2000 BC, we know that tin was being mined on purpose for the production of bronze.
During the 17th century the first deposits of iron and copper ores, mica, gemstones and other minerals were discovered in the Urals.
The element is normally found in association with other base metals such as copper and lead in ores.
* In the Russian territory of Komi ( now the Komi Republic ), annexed by Russia in 1478, copper and silver ores are discovered, and the territory gains importance as a mining and metallurgical center.
Although gold telluride minerals were never actually found in the mountains near Telluride, the area's mines were rich in zinc, lead, copper, silver, and ores which contained gold in other forms.
Industry is moderately well developed and includes the processing of ores from the important Besshi copper mine.
* J. D. Muhly, copper, tin, silver and iron: the search for metallic ores as an incentive for foreign expansion.
Many other metallic ores and minerals oxidize and hydrate to produce colored deposits, such as chalcopyrites or CuFeS < sub > 2 </ sub > oxidizing to copper hydroxide and iron oxides.
copper and Cyprus
Although it is not known what functioned as a currency to facilitate these exchanges, it is thought that ox-hide shaped ingots of copper, produced in Cyprus may have functioned as a currency.
Many of the rarer minerals were found in mines, and he mentions the famous copper mines of Cyprus and the even more famous silver mines, presumably of Laurium near Athens, and upon which the wealth of the city was based, as well as referring to gold mines.
Cyprus Mines Corporation formerly operated the copper mine until Cyprus merged with Phelps Dodge.
In the Roman era, copper was principally mined on Cyprus, hence the origin of the name of the metal as сyprium ( metal of Cyprus ), later shortened to сuprum.
Much of the copper used by the Mediterranean World came from the island of Cyprus.
* Troodos Ophiolite in the Troodos Mountains of Cyprus, in these case its study has partly been economically motivated as the copper deposits of Cyprus are part of the ophiolite.
The Cyprus Mines Corporation provided copper to Nazi Germany right up until the start of the World War II.
In 1986, Cyprus acquired the Sierrita copper and molybdenum mine near Tucson, Arizona.
* In late 1999, Cyprus Amax Minerals was acquired by Phelps Dodge Corporation, which in turn was acquired by Freeport-McMoRan ( NYSE: FCX ) in 2007, forming the world's largest copper producer.
This was especially the case as Cyprus was an important source of copper for much of the region.
With the disappearance of trade from the Indus region, the copper from Magan was later replaced by copper imports from ancient Cyprus.
* The name of the island of Cyprus derives from kupros, the Greek word for copper, because of the historically abundant copper deposits there.
In Erimi, a copper chisel has been found, this is the oldest copper find in Cyprus so far.
The background is a copper-yellow colour ; this symbolises the large deposits of copper ore on Cyprus ( chiefly in the form of chalcopyrite, which is yellow in colour ).
There was only one exception in the timeline of this tradition when for a small period of time due to the bad economic situations in Cyprus ; copper was used in the place of silver.
He travelled and visited the copper mines of Soli, Cyprus, then Jericho and the Dead Sea.
2.162 seconds.