Studies in Ancient Technology, Volume 2

adits Anaximander ancient mines Antiquity Archimedean screw Aristotle Assyrian Bergbau bitumen Bromehead bronze Bronze Age called cause century B.C. classical colour copper copper mines deep deposits depth DIODORUS discussed district drainage dry exhalation early earth earthquakes Egypt Egyptian exploitation fire fire-setting flint flood flow Forbes fossil galleries gems geology granite Greek haematite hammers hard heat Herodotus iron Iron Age island kind labour lake land later Laurium limestone marble material medieval mentions metals methods minerals Mitterberg modern Mount Vesuvius mountains natural Neolithic Nile obsidian passage Pausanias phenomena Pliny Poseidonius precious stones prehistoric probably realgar region Rio Tinto rivers rocks Roman mines salt sand says screw Seneca shafts silt Silver and lead Sinai slaves smelting soil sometimes Spain Strabo Studies VII substance Sumerian surface Syria Theophrastus theory Thucydides underground veins volcanic Wadi washing wind wooden دو