ilmenite – מילון אנגלי-אנגלי
Ilmenite
Ilmenite is the titanium-iron
oxide mineral with the idealized formula . It is a weakly magnetic black or steel-gray solid. From the commercial perspective, ilmenite is the most important ore of
titanium.
ilmenite
Noun
1. a weakly magnetic black mineral found in metamorphic and plutonic rocks; an iron titanium oxide in crystalline form; a source of titanium
(hypernym) mineral
(substance-meronym) titanium, Ti, atomic number 22
Ilmenite
(n.)
Titanic iron. See Menaccanite.
Webster's Revised Unabridged Dictionary (1913), edited by Noah Porter.
About
Ilmenite
General Information:
Chemical Formula:Fe++TiO3
Composition:(Molecular Weight = 151.73 gm)
Titanium 31.56 %
TiIron 36.81 %
FeOxygen 31.63 %
O Empirical Formula: Fe2+TiO3
Locality:Ilmen Mountains, southern Urals, of the Russia.
Name Origin:Named after It's locality.
Physical Properties: Cleavage:None
Color:iron black or black.
Density:4.72
Diaphaniety:Opaque
Habits:Tabular - Form dimensions are thin in one direction., Massive - Lamellar - Distinctly foliated fine-grained forms.,
Hardness:5-5.5 - Apatite-Knife Blade
Luminescence:None.
Luster:Sub Metallic
Streak:brownish black
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