This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1919 edition. Excerpt: the reducing flame. Magnetite is strongly magnetic before heating, and hematite is often slightly so. Limonite and hematite are often easily distinguished by their color, streak and characteristic structures. Metallurgy. Iron is extracted most easily from the oxide ores. These are crushed and ...

Bulletin Volume 86-88 2013,

ISBN-13: 9781234135751

Trade paperback