vallée (1) élément trace (1) société (humaine) (1) spectacle (1) océan (1) modèle (1) lithosphère (1) environnement (1) écologie (1) ingéniérie (1) jeune (1) The Valley (1) Ecology (1) Composition (1) Diopside (1) Paleopedology--Triassic (1) Laser ablation (1) Magmas (1) Paleoecology--Triassic (1) Andesite (1) Will (1) Volcanic ash, tuff, etc (1) Series (1) Rhyolite (1) Proportion (1) Plagioclase (1) Petrology (1) Paleontology--Triassic (1) Paleobotany--Triassic (1) Oxides (1)