INTRODUCTION TO MINING - Ciência Viva
1.2 MINING TERMINOLOGY There are many terms and expressions unique to mining that characterize the ﬁeld and identify the user of such terms as a ‘‘mining person.’’ The student of mining is thus advised to become familiar with all the terms used in mining, particularly those that are peculiar to either mines or minerals. Most of theGlossary of mining terms, terminology, abbreviations, symbols,PLACER. Referred to mostly in gold. Mining the surface. Eluvial type mining. PYRITES. A hard, heavy, shiny, yellow mineral, FeS2 or iron disulfide.generally AlsoAdit - Wikipedia,An adit (from Latin aditus, entrance) is an entrance to an underground mine which is horizontal or nearly horizontal, by which the mine can be entered, drained of water, ventilated, and minerals extracted at the lowest convenient level. Adits are also used to explore for mineral veins.