The hydrotalcite group includes:
hydrotalcite:
Mg6Al2(CO3)(OH)16(H2O)4
iowaite:
Mg6Fe3+2(OH)16Cl2.4H2O
kaznakhtite:
Ni6Co3+2(CO3)(OH)16.4H2O
pyroaurite:
Mg6Fe3+2(CO3)(OH)16.4H2O
reevesite:
Ni6Fe3+2(CO3)(OH)16.4H2O
stichtite:
Mg6C2(CO3)(OH)16.4H2O
woodallite:
Mg6Cr2(OH)16Cl2.4H2O
Back to Minerals