List of specified cards with unique numbers under unique name
COLUMBITE-(Fe)
NN
Card
Specie
Formula
Space Group
1.
1503
[1], t-columbite-tantalite
Nb
2
(Fe,Mn)O
6
P bcn
2.
11774
[6], t-columbite-tantalite
(Fe
2+
,Ta,Mn,Nb)(Ta,Nb,Fe,Mn)
2
O
6
P bcn
3.
11775
[7], t-columbite-tantalite
(Fe
2+
,Mn)(Ta,Nb)
2
O
6
P bcn