Helvine
Kudoh Y, Takeuchi Y
Zeitschrift fur Kristallographie 173 (1985) 305-312
The effect of pressure on helvite Mn8S2[Be6Si6O24]
Locality: Schwarzenberg, Saxony
Sample: P = 27 kbar
_database_code_amcsd 0010953
8.223 8.223 8.223 90 90 90 P-43n
atom     x     y     z Biso
Mn   .1703 .1703 .1703  .66
Be      .5     0   .25 7.70
Si       0    .5   .25  .48
O    .1399 .1405 .4134  .68
S       .5    .5    .5  2.0