1. Inicio
2. Rocas
3. Rocas eruptivas
4. Bentonita

• UP Amargosita
• UP Arcilla volcánica
• UP Jabón mineral
• UP Taylorita

• TG Arcilla
• TG Rocas eruptivas

Bentonita

• CloseMatch http://id.loc.gov/authorities/sh85013218#concept
• CloseMatch http://d-nb.info/gnd/4144479-6
• CloseMatch http://data.bnf.fr/ark:/12148/cb12319098w