NATIONAL TECHNICAL UNIVERSITY OF ATHENS
SCHOOL OF MINING AND METALLURGICAL ENGINEERING
Section of Metallurgy and Materials Technology
Laboratory of Metallurgy
 
HYDROMETALLURGY UNIT
 
Mineralogy
 
The main mineralogical phases of the laterite ore tested are shown in the following X-Ray Diffraction diagram
 
Figure 1: X-ray Diffraction diagram of the laterite ore tested
 
 
 
The corresponding ore chemical analysis is given in the Table 1:
 
TABLE 1
Chemical analysis of the greek laterite sample used in the heap

Element

Content (%)

Ni  (NiO)

Fe  (Fe2O3)

Co (CoO)

Mg (MgO)

Ca (CaO)

Mn (MnO)

Cr (Cr2O3)

Si (SiO2)

Al (Al2O3)

LOI 1000οC

0.73 (0.93)

35.58 (50.89)

0.06 (0.07)

0.91 (1.51)

0.21 (0.29)

0.27 (0.35)

1.76 (2.57)

15.01 (32.11)

3.52 (6.65)

2.44