meionite

[ mahy-uh-nahyt ]

noun

, Mineralogy.

1. a member of the scapolite group, rich in calcium and containing no sodium.

Word History and Origins

Origin of meionite¹

1800–10; < Greek meíōn less + -ite ¹; compare French méionite

Example Sentences

Nepheline, leucite, idocrase, and meionite have not yet been seen at the peak of Teneriffe; for a reddish-grey lava, which we found on the slope of Monte Verde, and which contains small microscopic crystals, appears to me to be a close mixture of basalt and analcime.*

From Project Gutenberg