ignimbrite

/ig-nim-brahyt/US // ˈɪg nɪmˌbraɪt //UK // (ˈɪɡnɪmˌbraɪt) //

点火石,火焰石,点火器,点火砖

Definitions

n.名词 noun

1
Petrology.
- : a fine-grained volcanic rock consisting mainly of welded shards of feldspar and quartz.