List of specified cards with unique numbers under unique name
ARDENNITE-(As)
NN
Card
Specie
Formula
Space Group
1.
306
[1], t-ardennite
Mn
2
(Mn,Ca)
2
(AlOH)
4
[(Mg,Al,Fe)OH]
2
(As,V)O
4
Si
3
O
10
[SiO
4
]
2
*P nmm
2.
307
[2], t-ardennite
Mn
2
(Mn,Ca)
2
(Al
2
(OH)
2
(Mg,Al,Fe)(OH)SiO
4
· [Si
3
O
10
· AsO
4
]
0.5
*P nmm