300px, The archaeological site of Monte Verde is in a zone of ñadi soils. Ñadi is a type of

soil Soil, also commonly referred to as earth, is a mixture of organic matter, minerals, gases, water, and organisms that together support the life of plants and soil organisms. Some scientific definitions distinguish dirt from ''soil'' by re ...

and a phytogeographic zone of

Southern Chile Southern Chile is an informal geographic term for any place south of the capital city, Santiago, or south of Biobío River, the mouth of which is Concepción, about {{convert, 200, mi, km, sigfig=1, order=flip south of Santiago. Generally citie ...

. Ñadi soils are located in the

Chilean Central Valley The Central Valley (), Intermediate Depression, or Longitudinal Valley is the depression between the Chilean Coastal Range and the Andes Mountains. The Chilean Central Valley extends from the border with Peru to Puerto Montt in southern Chile, wi ...

Los Lagos Region Los Lagos Region ( , 'Region of the Lakes') is one of regions of Chile, Chile's 16 regions, which are first order administrative divisions, and comprises four provinces: Chiloé Province, Chiloé, Llanquihue Province, Llanquihue, Osorno Provin ...

, specifically between the

moraine A moraine is any accumulation of unconsolidated debris (regolith and Rock (geology), rock), sometimes referred to as glacial till, that occurs in both currently and formerly glaciated regions, and that has been previously carried along by a gla ...

s left by the region's most recent glaciation (the Llanquihue glaciation) and those of the penultimate glaciation (the Santa María glaciation). Ñadis have an impermeable layer, usually called ''fierrillo''. In more technical terms this layer is a placic

horizon The horizon is the apparent curve that separates the surface of a celestial body from its sky when viewed from the perspective of an observer on or near the surface of the relevant body. This curve divides all viewing directions based on whethe ...

that is chiefly made up by the minerals

goethite Goethite (, ) is a mineral of the diaspore group, consisting of iron(III) oxide-hydroxide, specifically the α- polymorph. It is found in soil and other low-temperature environments such as sediment. Goethite has been well known since ancient t ...

and

ferrihydrite Ferrihydrite (Fh) is a widespread hydrous ferric oxyhydroxide mineral at the Earth's surface, and a likely constituent in extraterrestrial materials. It forms in several types of environments, from freshwater to marine systems, aquifers to hydro ...

. Ñadi soils are found between the latitudes 38 to 43° S.

References

{{DEFAULTSORT:Nadi Agricultural regions Geography of Chile Soil in Chile Geography of Los Lagos Region Geography of Los Ríos Region Volcanic soils

See also

References