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ilmenite
(redirected from ilmenites)

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il·men·ite  (lm-nt)
n.
A lustrous black to brownish titanium ore, essentially FeTiO3.

[After the Ilmen Mountains, a range of the southern Ural Mountains.]

ilmenite [ˈɪlmɪˌnaɪt]
n
(Earth Sciences / Minerals) a black mineral found in igneous rocks as layered deposits and in veins. It is the chief source of titanium. Composition: iron titanium oxide. Formula: FeTiO3. Crystal structure: hexagonal (rhombohedral)
[from Ilmen, mountain range in the southern Urals, Russia, + -ite1]

ilmenite  (lm-nt)
A lustrous black to brownish rhombohedral mineral that is an ore of titanium. Ilmenite occurs in igneous rocks and is one of the principal dark minerals observed in beach sands. Chemical formula: FeTiO3.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.ilmenite - a weakly magnetic black mineral found in metamorphic and plutonic rocks; an iron titanium oxide in crystalline form; a source of titanium
atomic number 22, Ti, titanium - a light strong grey lustrous corrosion-resistant metallic element used in strong lightweight alloys (as for airplane parts); the main sources are rutile and ilmenite
mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition


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The composition of the ilmenites recovered would indicate that a moderate amount of resorption could be expected.
After drilling through loose sand and a thick section of silcrete (Kalahari formation), numerous coarse kimberlitic ilmenites and pyrope garnets of up to 5 mm in size were visually identified in weathered kimberlite from 34 meters depth.
Prior work by Motapa in this project area has recovered 22 microdiamonds, in association with numerous kimberlitic ilmenites, from both high-energy streams and low energy deflation surfaces.
 
 
 
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