5 Jan 2023
Clay is a natural mineral based on hydrated aluminosilicates, composed of several layers (2 or 3 layers), generally formed during the slow weathering of feldspar by physical weathering: water and wind. We are used to classify clays according to their colors. But,...
4 Jan 2023
Report on Argile du Velay
9 Dec 2022
9 Dec 2022
9 Dec 2022
