Table 2.

Representative chemical composition for sudoite (calculated for O10(OH)8) from sample CL-26.

12345678
IVSi2.963.013.053.103.113.163.173.20
IVAl1.040.990.950.900.890.840.830.80
VIAl2.772.862.912.932.923.002.912.98
Fe0.220.200.270.270.270.190.280.28
Mg2.171.911.781.801.751.661.661.68
Na0.000.000.000.000.050.090.230.00
K0.040.050.060.000.020.060.000.00
Fe/(Fe+Mg)0.090.090.130.130.130.100.140.14
∑oct5.164.974.965.004.964.854.854.94