From: An experimental approach to microbial carbonate precipitation in improving the engineering properties of sandy soils
Component
Sandy soil (%)
SiO2
96.15
Al2O3
2.10
Fe2O
0.6
MgO
0.04
CaO
0.22
MnO
-
K2O
0.39
Na2O
0.07
TiO2
P2O5