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manganite

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WordNet (r) 3.0 (2006) (WordNet)

manganite
n 1: a black mineral consisting of basic manganese oxide; a
source of manganese

The Collaborative International Dictionary of English v.0.48 (gcide)

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.
[1913 Webster]

2. (Chem.) A compound of manganese dioxide with a metallic
oxide; so called as though derived from the hypothetical
manganous acid.
[1913 Webster]

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Manganite - Wikipedia
Manganite is a mineral composed of manganese oxide-hydroxide, MnO(OH), crystallizing in the monoclinic system (pseudo-orthorhombic) [3] Crystals of manganite are prismatic and deeply striated parallel to their length; they are often grouped together in bundles
Manganite | Oxide, Crystal Structure, Magnetic Properties . . .
manganite, an ore mineral of manganese, basic manganese oxide [MnO (OH)] that forms dark gray to black crystal bundles or fibrous masses Important deposits exist at Ilfeld, Ilmenau, Siegen, and Horhausen, Ger ; the Lauron and Aure valleys, in France; St Just, Cornwall, Eng ; and Michigan and California, U S
Manganite: Mineral information, data and localities. - mindat. org
Named in 1827 by Wilhelm Karl von Haidinger in allusion to the manganese content Frequently as well-formed crystals or tight aggregates with a fibrous structure due to the mineral's perfect cleavage May be compact fine-grained or in botryoidal formation
Manganite – WGNHS – UW–Madison
Manganite is a lustrous black to steel gray mineral formed in hydrothermal veins or as a groundwater precipitate IRON COUNTY: Manganite was found as lustrous striated tabular crystals in clusters lining vugs up to 1 foot across in the iron formation at the Montreal Mine, NE NE sec 33 T 46N
The Mineral manganite - The Mineral and Gemstone Kingdom
Manganite is a mineral named for its dominating manganese content It forms in manganese deposits, where it is more common than perceived as an uninteresting mineral However, several localities produce very aesthetic, well-crystallized forms of Manganite that are highly lustrous
Manganite Mineral Data
Manganite Comments: Lustrous feathery crystals of manganite to 0 75 cm Location: N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa Scale: 7 8 x 4 2 cm © John Veevaert
Manganite - an overview | ScienceDirect Topics
Manganites are a perovskite-structured material with general formula R1−xMxMnO3 where R is usually a trivalent rare-earth element and M is usually a divalent alkali You might find these chapters and articles relevant to this topic Manganites were discovered in 1950 (Jonner and van Santen)
Manganite - Details and Facts - allmineralsrock
Manganite is a mineral that belongs to the oxide mineral group It is a rare mineral that is usually found in the oxidized zones of hydrothermal manganese deposits Manganite is usually black or dark brown in color and has a metallic luster
Manganite | HMnO2 | CID 5359598 - PubChem
Manganite | HMnO2 | CID 5359598 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety hazards toxicity information, supplier lists, and more
Manganite | Mineral Properties, Occurrence and Uses
Manganite is a member of oxide minerals with composed of manganese oxide-hydroxide of formula: MnO(OH) A widespread and important ore of manganese The mineral had been described by a number of different names since 1772, but was finally given its current name, which it owes to its manganese component, in 1827

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