 |
| |||
| 碱性岩 | |||
| 碱性岩 (石) | |||
| |||
| 碱性岩类 | |||
| 碱性岩钾钠氧化物含量大于Al₂O₃ 含量的一类火成岩，如霞石正长岩和响岩等。其特点是碱质高而 SiO₂ 不饱和，故生成一些似长石矿物如霞石、白榴石、方钠石、黝方石等。矿物组成主要为钾长石、微斜长石、钠长石和霞石等，不含石英 | |||
|
alkaline rock : 2 phrases in 2 subjects |
| Desert science | 1 |
| Technology | 1 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips