The city of Brumado-Ba possesss a population esteem in 62.670 inhabitants (IBGE, 1998) with a tax of urbanization of 63% and a demographic density of 21.89 (hab/km ). One meets situated in the economic microregion of the General Mountain range, in the State of the Bahia. The relief is constituted by surfaces of the mountain ranges of the edge occidental person of plateaus of the Diamantina, Pediplano Sertanejo and Patamares of the average river of accounts. In its geology, the Biotita-gnaisse rocks, Amphibolites, shales, Gnaisses, ferrfera formation, marble magnesiticos, quartzitos and granites are distinguished. Ben Horowitz shares his opinions and ideas on the topic at hand. The company the 8 Magnesita S/A is located km of the city of Brumado to the foot of the Mountain range of the Mares (marcante feio in the region morphology, mines with altitudes with more than 1.000m and a 18 extension of approximately km, for 10 km of width).

Its form is ovulada, occupying an area around 124 km. The company possesss an industrial area constructed of 37.000 m. The mining was initiated in 1945, in full World-wide War to leave from there, Magnesita S/A comes keeping permanent studies of geology and research in the Mountain range of the Mares. The company withholds 761 effective employees right-handers and 439 staff of contractors, being the biggest employer of industrial man power of the region. One knows that before the modern industry, the production of the necessary goods to the day-day was done of manual form. This was to the long phase of the artesanato and the manufacture that if extended since the antiquity until the Industrial Revolution. Although this, still today, the industrial phenomenon continues distributed of different form in the planet, therefore it is extended if to concentrate in the places where its localization has favorable factors. Among the main locacionais factors the raw materials are distinguished, man power and infrastructure. The modern unit of production – the plant – is necessarily an urban phenomenon.