The coronadite group includes:
coronadite:
Pb(Mn4+6Mn3+2)O16
cryptomelane:
K(Mn4+7Mn3+)O16
hollandite:
Ba(Mn4+6Mn3+2)O16
manjiroite:
Na(Mn4+7Mn3+)O16
thalliomelane:
Tl(Mn4+7.5Cu2+0.5)O16
The coronadite group is a member of the hollandite supergroup.
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