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These types of bronze were produced by adding tin and lead to copper in certain amounts that depended on the type of object being produced. [12] 5% to 15% of tin was added to bronze for casting of most objects. Mirrors, on the other hand, were made with bronze that had approximately 20% tin as it needed a speculum, which is a silvery-white ...
The 1330s was a decade of the Julian Calendar which began on January 1, ... April 26 – The Ascent of Mount Ventoux is made by the Italian poet Petrarch: ...
The use of cupellation, a process developed before the rise of Rome, would extract copper from gold and silver, or an alloy called electrum. In order to separate the gold and silver, however, the Romans would granulate the alloy by pouring the liquid, molten metal into cold water, and then smelt the granules with salt , separating the gold from ...
1330 19 March – Edmund of Woodstock, 1st Earl of Kent, son of Edward I and brother of Edward II, (executed by Roger Mortimer) (born 1301) 29 November – Roger Mortimer, 1st Earl of March, de facto ruler of England (born 1287)
The 1330s BC is a decade which lasted from 1339 BC to 1330 BC. ... Valley of the Kings near Deir el-Bahri is made. 18th dynasty. It is now in Egyptian Museum, ...
Landscape resulting from the ruina montium mining technique at Las Médulas, Roman Spain, one of the most important gold mines in the Roman Empire. The main mining regions of the Empire were Spain (gold, silver, copper, tin, lead); Gaul (gold, silver, iron); Britain (mainly iron, lead, tin), the Danubian provinces (gold, iron); Macedonia and Thrace (gold, silver); and Asia Minor (gold, silver ...
The earliest gold artifacts were discovered at the site of Wadi Qana in the Levant. [13] Silver is estimated to have been discovered in Asia Minor shortly after copper and gold. [14] There is evidence that iron was known from before 5000 BC. [15] The oldest known iron objects used by humans are some beads of meteoric iron, made in Egypt in ...
Pages in category "Populated places established in the 1330s" The following 15 pages are in this category, out of 15 total. This list may not reflect recent changes. B.