duplexite
noun
du·plex·ite
ˈd(y)üˌplekˌsīt
plural -s
: a mineral perhaps Be4Ca6Al2Si14O41.2H2O consisting of hydrous beryllium calcium aluminosilicate
Word History
Etymology
S. Duplex, 20th century Australian quarry manager who found it + English -ite
- presidencies
- presidency
- president
- president general
- president pro tempore
- president-elect
- presidente
- presidentess
- presidentesses
- presidential
- presidential government
- Presidential Medal of Freedom
- presidential pardon
- presidential preference primary
- presidential primary
- presidential year
- presidential/royal pardon
- presidentially
- presidents
- presidents pro tempore
- Presidents' Day
- presidentship
- presidentships
- presider
- presiders