ll work is to be performed under the direction and supervision of knowledgeable suitably qualified staff Mines And Quarries Of Ancient Egypt An Introduction One of the first quarry sites to be studied in any detail was an Old Kingdom one where relatively soft gypsum was mined at Umm el-Sawwan near the northern edge of the Fayoum region. It was surveyed and excavated in 0000 by Gertrude Caton-Thompson and Dorothea Gardner. Crushing Contractor Tops Up Fleet With Mobile Jaws Quarry Apr 00 0000 Milbrae Quarries is part of a privately owned group of companies that provide specialist services in quarrying mining and concrete manufacture and supply across New South Wales Queensland Victoria and the Northern Territory. Its headquarters are based in Leeton in the New South Wales Riverina district. 