Electro-Thermal and Semiconductivity Behaviour of Natural Sintered Complex Carbonate Ore for Thermo-Technological Applications

Table 1

Chemical and spectral analysis of native Umm-Gheig natural complex polymetal ore.

Compound	Content (%)	Compound	Content (%)	Element	Content (parts × 10^−6)
SiO2	6.58	Zn	30.70	Cd	800
Al2O3	0.83	Pb	7.99	Ti	0.06
Fe	5.05	PbSO4	4.86	Ba	400
MgO	2.58	PbCO3	6.02	Ni	40
CaO	4.84	ZnCO3	59.76	Co	—
SO4^2−	1.28	Moisture	0.97	Ag	—
L.O.I.*	28.22			Au	—

∗Loss on ignition in weight percent at 1100°C.