Mechanical Engineering - Engineering Materials - Discussion
Discussion Forum : Engineering Materials - Section 1 (Q.No. 31)
31.
Haematite iron ore contains iron about
Discussion:
5 comments Page 1 of 1.
Estifanos said:
4 years ago
Thanks @Atc.
Vaibhav gomsale said:
7 years ago
The iron ore utilized by industrialized societies has been mined from predominantly hematite deposits with grades of around 70% Fe.
ATC said:
8 years ago
Magnetite:72%.
Hematite:70%.
Limonite:60-65%.
Siderite:48.
Hematite:70%.
Limonite:60-65%.
Siderite:48.
(2)
K.Harish said:
10 years ago
The formula of hematite is fe2o3.
fe percentage = ((2*56)*100)/((2*56)+(3*16)) = 70.
fe percentage = ((2*56)*100)/((2*56)+(3*16)) = 70.
Amol said:
1 decade ago
The iron ore utilized by industrialized societies has been mined from predominantly hematite deposits with grades of around 70% Fe.
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