XRF Aerosol emissions 1 Bauxite 1 Bauxite deposits 1 Carboxylation 1 Carcinogenic elements 1 Copper corrosion 1 Cu formate 1 Cu formates 1 Daguerreotype 1 Degradation 1 Fluorescence spectroscopy 1 Fourier series 1 Fourier transform infrared spectroscopy 1 Heavy metal contents 1 Heavy metals 1 Heavy metals in soil 1 Imports 1 Iron Age 1 LA-ICP-MS 1 Malta 1 Material components 1 Metal carboxylate 1 Mine dust 1 Mine transportation 1 Mining 1 Multi materials 1 Multi-material structure 1 Multi-modal 1 Neodymiums (Nd) 1