Kaufhold, Stephan; Kaufhold, Annette; Jahn, Reinhold; Brito, Salomon; Dohrmann, Reiner; Hoffmann, Rainer; Gliemann, Hartmut; Weidler, Peter; Frechen, Manfred
(The Clay Minerals Society, 2009)
In Ecuador, DINAGE (known today as the Servicio Geolo´gico Nacional) and the German Federal Institute for Geosciences and Natural Resources have discovered a huge allophane deposit covering an area of >4000 km2. This study ...
