| comblainite | Ni6Co2CO3(OH)16·4H2O |
| desautelsite | Mg6Mn2CO3(OH)16·4H2O |
| hydrotalcite | Mg6Al2CO3(OH)16·4H2O |
| iowaite | Mg6Fe2(OH)16Cl2·4H2O |
| pyroaurite | Mg6Fe2CO3(OH)16·4H2O |
| reevesite | Ni6Fe2CO3(OH)16·4H2O |
| stichtite | Mg6Cr2CO3(OH)16·4H2O |
| takovite | Ni6Al2(CO3,OH)(OH)16·4H2O |