manganese carbonate ore

См. также в других словарях:

• Manganese dioxide — Manganese dioxide …   Wikipedia

• manganese processing — Introduction       preparation of the ore for use in various products.       Manganese (Mn) is a hard, silvery white metal with a melting point of 1,244° C (2,271° F). Ordinarily too brittle to be of structural value itself, it is an essential… …   Universalium

• manganese — /mang geuh nees , neez /, n. Chem. a hard, brittle, grayish white, metallic element, an oxide of which, MnO2 (manganese dioxide), is a valuable oxidizing agent: used chiefly as an alloying agent in steel to give it toughness. Symbol: Mn; at. wt …   Universalium

• Manganese — Not to be confused with Magnesium. This article is about the chemical element. For the ghost town, see Manganese, Minnesota. For the steamship, see SS Manganese. chromium ← manganese → iron ↑ Mn ↓ Tc …   Wikipedia

• Ore — For other uses, see Ore (disambiguation). Iron ore (Banded iron formation) …   Wikipedia

• Volcanogenic massive sulfide ore deposit — Volcanogentic massive sulfide ore deposit at Kidd Mine, Timmins, Ontario, Canada, formed 2.4 billion years ago on an ancient seafloor. Volcanogenic massive sulfide ore deposits (VMS ) are a type of metal sulfide ore deposit, mainly Cu Zn Pb which …   Wikipedia

• Black manganese — Black Black (bl[a^]k), a. [OE. blak, AS. bl[ae]c; akin to Icel. blakkr dark, swarthy, Sw. bl[ a]ck ink, Dan. bl[ae]k, OHG. blach, LG. & D. blaken to burn with a black smoke. Not akin to AS. bl[=a]c, E. bleak pallid. [root]98.] 1. Destitute of… …   The Collaborative International Dictionary of English

• Mining industry of Ghana — accounts for 5% of the country s GDP and minerals make up 37% of total exports, of which gold contributes over 90% of the total mineral exports. Thus, the main focus of Ghana s mining and minerals development industry remains focused on gold.… …   Wikipedia

• Mining in Ghana — Ghana s economy depends largely on exports of cocoa and gold. Other mineral commodities produced in the country were aluminum, bauxite, diamond, manganese, natural gas, petroleum, salt, and silver.Economic impactThe contribution of Ghana’s mining …   Wikipedia

• карбонатная марганцевая руда — Марганцевая руда, представленная в основном карбонатными минералами марганца. [ГОСТ 26475 85] Тематики продукция железорудная и марганцеворудная EN manganese carbonate ore …   Справочник технического переводчика

• rhodochrosite — /roh deuh kroh suyt/, n. a mineral, manganese carbonate, MnCO3, commonly containing some iron and calcium, and usually rose red in color: a minor ore of manganese; manganese spar. Also called dialogite. [1830 40; < Gk rhodóchros rose colored… …   Universalium