Greensand (soil)
Esquema
Jerarquía
<materials by composition> > combination inorganic/organic material > soil > <soil by composition or origin> > sand
Descripción
Consists largely of glauconite, a greenish granular mineral containing up to 25% iron, with a large percentage of silica and some potash and aluminum, used especially as a water softener and as a source of potash.
URI original del concepto
Otros términos
- groenzand [nl]
- arenisca verde [es]
- green-sand (soil) [en]
- arena verde [es]
- glauconítica [es]