phonolitic-tephrite (Q41873)
From geokb
Tephritic rocks, with felsics comprising 10-60% foids and alkali feldspar/total feldspar <0
Language | Label | Description | Also known as |
---|---|---|---|
English | phonolitic-tephrite |
Tephritic rocks, with felsics comprising 10-60% foids and alkali feldspar/total feldspar <0 |