指标 | SiO2 | Na2O | K2O | CaO | Fe2O3 | CuO | 分类 |
SiO2 | 1.00 | 0.37 | 0.15 | −0.19 | 0.13 | −0.38 | −0.27 |
Na2O | 0.37 | 1.00 | −0.10 | −0.26 | −0.16 | −0.17 | −0.23 |
K2O | 0.15 | −0.10 | 1.00 | −0.05 | 0.27 | −0.07 | −0.07 |
CaO | −0.19 | −0.26 | −0.05 | 1.00 | 0.44 | −0.23 | 0.07 |
Fe2O3 | 0.13 | −0.16 | 0.27 | 0.44 | 1.00 | −0.25 | 0.08 |
CuO | −0.38 | −0.17 | −0.07 | −0.23 | −0.25 | 1.00 | 0.10 |
分类 | −0.27 | −0.23 | −0.07 | 0.07 | 0.08 | 0.10 | 1.00 |