Definition of gray manganese ore. Meaning of gray manganese ore. Synonyms of gray manganese ore

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Definition of gray manganese ore

gray manganese ore
Manganite Man"ga*nite, n. 1. (Min.) One of the oxides of manganese; -- called also gray manganese ore. It occurs in brilliant steel-gray or iron-black crystals, also massive. 2. (Chem.) A compound of manganese dioxide with a metallic oxide; so called as though derived from the hypothetical manganous acid.

Meaning of gray manganese ore from wikipedia

- also been found at Atikokan, Ontario and Nova Scotia, Canada. As an ore of manganese it is much less abundant than pyrolusite or psilomelane. Although described...
- plants. Manganese is a silvery-gray metal that resembles iron. It is hard and very brittle, difficult to fuse, but easy to oxidize. Manganese metal and...
- The Úrkút Manganese Ore Formation is a Jur****ic geologic formation in Hungary. It covers the Early Toarcian stage of the Early Jur****ic, and it is one...
- Ore is natural rock or sediment that contains one or more valuable minerals concentrated above background levels, typically containing metals, that can...
- reported too. Manganese(IV) oxide is a blackish or brown solid occurs naturally as the mineral pyrolusite, which is the main ore of manganese and a component...
- largest reserves in the world), iron ore, manganese ore (7th largest reserve in the world as in 2013), lithium ore (6th largest reserve in the world as...
- sorosilicate of iron and calcium with formula: CaFe2+ 2Fe3+ Si 2O 7O(OH). Both manganese and magnesium substitute in the structure. Ilvaite crystallizes in the...
- United States. It occurs in iron-manganese ore deposits and their related skarns. It also occurs in metamorphosed manganese-rich sediments. It occurs in ****ociation...
- formula FeTiO 3. It is a weakly magnetic black or steel-gray solid. Ilmenite is the most important ore of titanium and the main source of titanium dioxide...
- Arkansas, and Nova Scotia. A specimen of manganese oxide Dendritic psilomelane on a cobble Slab of manganese ore showing a mixture of hausmannite and psilomelane...