Leonard Unthank Salkield (auth.), Maurice J. Cahalan (eds.)'s A technical history of the Rio Tinto mines: some notes on PDF

By Leonard Unthank Salkield (auth.), Maurice J. Cahalan (eds.)

ISBN-10: 9400933770

ISBN-13: 9789400933774

ISBN-10: 9401080178

ISBN-13: 9789401080170

Whether the Phoenicians and t he within the south-west of the Iberian Carthaginians ever really labored Peninsula there's a sizeable pyritic the mines , or have been simply investors, is mineral ised sector, referred to as the now not convinced , yet after 205 BC, while Andevallo, extending from close to they defeated the Carthagi nians, the Seville to south of Lisbon, a space Romans introduced their very own males expert a few one hundred fifty kilometres lengthy and 30 in mining and metallurgy. kilometres vast. The Romans occupied many of the The Rio Tinta Mines , that are the Iberian Peninsula for six hundred years , biggest of this "pyrites belt" , lie until eventually approximately 425 advert - the newest within the quarter referred to as Andalusia, Roman cash came across at Rio Tinto convey a few ninety kilometres north-west of the top of Honorius who used to be emperor Seville and seventy five kilometres north-east from 395 to 423 advert. Mining needs to of Huelv8 . they've got a really lengthy have declined with the invasion of heritage, courting again to pre-Iberian Barbarians within the fifth century and the days; then got here the Iberians , a race next entr y of the Visigoths who of North African beginning (Turdetarian have been finally absorbed into the and Tartessian) , the Phoenicians , the folk of Spain. In 711 advert the Carthaginians , the Romans , the Moors, Moors invaded the Peninsula from the Spaniards and the British. It North Africa.

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Extra resources for A technical history of the Rio Tinto mines: some notes on exploitation from pre-Phoenician times to the 1950s

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Francisco Sanz, principal Administrator of the Mines , obta i ned a supply of seeds from Niebla and sowed them broadcast. Today , you can see the development of a fine pine grove from which, some day , the wood will be used for construction and fo r the mine rs. He has also planted an area with vines and fruit trees tha t grow well, serving for recrea tio n and After successfully withstanding his critics and opponents for a number of years , sta rting with opposition to his appointment in 1776 as the Government ' s Administrator , Sanz was dismissed in August 1783 and thus , at the end of the 18th century , a new era began with the mines operated directly by Government .

The artificial cementation process produced copper relatively cheaply from low copper content pyrites . There were a number of disadvantages to its use at Rio Tinto and Rua Figueroa listed them as follows: A considerable amo unt of fuel wood was required . All the s ulphu r in the are was lost. It was diffic ult to roast teleras uniformlYi some or e was over roasted , some not roasted at all . Soluble cop per was lost during the - 35 - rainy season. Sulphur dioxide emissions killed the vegetation.

Copper for munitions. At conside rable risk to all involved , most of the copper at the mines was sent to Cadiz, for some time the only bastion holding out against the French . It was 1814 before any further production of copper precipitate and a further 10 years before smelting r estarted in 1824. Jose Martinez succeeded Letona as administ rator in 1825 and about this time the Planes smelti ng furnaces were rebuilt c l oser to the village of Rio Tinto , alongside the Rio Agrio, upstream of its junction with the Tinto river .

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A technical history of the Rio Tinto mines: some notes on exploitation from pre-Phoenician times to the 1950s by Leonard Unthank Salkield (auth.), Maurice J. Cahalan (eds.)

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