Residual (weathering)
In geology , residuum (plural residues, lat. “ What remains ”) denotes substances that remain in a soil horizon when there is high humidity , while other substances are carried away into deeper layers.
example
In tropical soils , for example, the poorly soluble iron and aluminum compounds remain in the topsoil , while readily soluble salts , for example sodium , calcium , magnesium or potassium salts , are shifted to deeper soil horizons due to the high levels of precipitation .
Web links
- Article on about.com
- About the weathering of the limestones on the Barrande'sche floor Ff 2. (accessed on September 13, 2019)
- Rock and Mineral Resources (accessed September 13, 2019)
Individual evidence
- ↑ Volker Schweizer: Dictionary of Geology / Dictionary of Geology, Spektrum Akademischer Verlag, Heidelberg 2012, ISBN 978-3-8274-1825-8 , p. 294.