List of specified cards with unique numbers under unique name
NAUMANNITE
NN
Card
Specie
Formula
Space Group
1.
3091
[1], low, syn
Ag
2
Se
P 2(1)2(1)2(1)
2.
3092
[2], t-cuprite, at 250
o
C
Ag
2
Se
P n3
3.
8108
[3], low, syn
Ag
2
Se
P 2(1)2(1)2(1)