margaritasite

== English == === Etymology === From Margaritas (“uranium deposit in Mexico”) +‎ -ite. === Noun === margaritasite (uncountable) (mineralogy) A yellow monoclinic caesium-bearing mineral in the carnotite group. === Further reading === David Barthelmy (1997–2026), “Margaritasite”, in Webmineral Mineralogy Database. “margaritasite”, in Mindat.org, Keswick, Va.: Hudson Institute of Mineralogy, 2000–2026.