NN | Card | Specie | Formula | Space Group |
---|---|---|---|---|
1. | 1002 | [16], t-cordierite, Na, at 100oK, DN | Na0.27(Li,Mg,Fe,Mn)2(Be,Al,Si)9O18 · 0.75[H2O,CO3] | C ccm |
2. | 1003 | [17], t-cordierite, Na, at 300oK, DN | Na0.27(Li,Mg,Fe,Mn)2(Be,Al,Si)9O18 · 0.75[H2O,CO3] | C ccm |
3. | 1004 | [18], t-cordierite, Na, at 500oK, DN | Na0.27(Li,Mg,Fe,Mn)2(Be,Al,Si)9O18 · 0.75[H2O,CO3] | C ccm |
4. | 6205 | [21], t-cordierite, Na, Ca, Be, DN | [Na0.28Ca0.19](Mg,Fe)2(Be,Al,Si)9O18 · 0.92H2O | C ccm |
5. | 7886 | [22], t-cordierite, Na, DN | Na0.235 Mg,Li,Fe,Mn2 Al,Be,Si9O18 · 0.65[H2O,CO3] | C ccm |