[PDF][PDF] The behavior of Jordanian oil shale during combustion process from the El-Lajjun Deposit

M Gougazeh, S Alsaqoor, G Borowski… - Journal of Ecological …, 2022 - bibliotekanauki.pl
The results of X-ray diffraction, thermogravimetric and FTIR spectroscopy analyses of
mineral composition indicated that the El-Lajjun oil shale is principally composed of calcite …

[PDF][PDF] Beneficiation and upgrading of low-grade feldspar ore in Medina, Saudi Arabia

M Gougazeh - Journal of Ecological Engineering, 2022 - bibliotekanauki.pl
Large reserves of feldspar ore deposits are found in the alkali granite rocks at Al-Madinah
province, Saudi Arabia. Magnetic separation and flotation tests were used in order to …