岩性 成分 | 安山岩 | 角砾熔岩 | 流纹岩 | 流纹质火山角 砾熔结凝灰岩 | 安山岩 | 流纹岩 | ||
黎彤值 | 辽西值 | 黎彤值 | 辽西值 | |||||
SiO2 | 61.24 | 61.74 | 72.84 | 69.19 | 56.75 | 57.1 | 72.06 | 74.6 |
Al2O3 | 16.57 | 16.61 | 14.43 | 15.15 | 18.6 | 17.2 | 13.4 | 12.4 |
Fe2O3 | 3.46 | 5.27 | 1.75 | 2.13 | 3.58 | 5.4 | 1.81 | 1.9 |
FeO | 1.81 | 0.64 | 0.24 | 0.83 | 3.26 | 1.8 | 2.11 | 0.9 |
MgO | 2.29 | 1.49 | 0.71 | 1.05 | 3.42 | 3 | 0.28 | 0.3 |
CaO | 4.8 | 4.16 | 0.29 | 1.36 | 6.97 | 5.3 | 0.75 | 0.7 |
Na2O | 4.04 | 3.73 | 4.89 | 4.46 | 3.07 | 4.1 | 3.74 | 3.4 |
K2O | 2.74 | 2.98 | 3.85 | 3.86 | 2.01 | 2.4 | 4.55 | 4.5 |