Glossary of geological terms
Geological terms of the legend of the cartographic units and conventional symbols of the "Geological Map of Catalonia 1: 50,000" (Catalan)
Geological terms of the legend of the cartographic units and conventional symbols of the "Geological Map of Catalonia 1: 50,000" (Catalan)
Graphic sample of the succession of geological events registered
The geological timechart is the frame in which the history of the Earth is inscribed
Geological timechart and graphical representation of the timechart with an indication of its meaning or etymology