phonolitic foidite (Q41851)
From geokb
Foiditoid that contains less than 90 percent feldspathoid minerals in the QAPF fraction, and has a plagioclase to total feldspar ratio that is less than 0.5
- phonolitic-foidite
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | phonolitic foidite |
Foiditoid that contains less than 90 percent feldspathoid minerals in the QAPF fraction, and has a plagioclase to total feldspar ratio that is less than 0.5 |
|
