| 释义 |
ag·pa·ite
\ˈagpəˌīt\ noun
(-s)
Etymology: Agpa, locality in southern Greenland + English -ite
: any of a group of feldspathoid rocks (as naujaites, lujauvrites, or kakortokites) from Ilimausak, Greenland, which differ from normal nephelite-syenites in having alumina in excess of the alkalies
• ag·pa·it·ic \| ̷ ̷ ̷ ̷|id.ik\ adjective |