el quilate - carat, karatSpanish example: Dado que el oro de 24 kilates es suave, usualmente es mezclado con otros metales.
English example: Because 24-carat gold is soft, it usually is mixed with other metals.
Source: el quilate - carat, karat (https://www.123teachme.com/spanish_feeds/word_of_the_day/2022/11/15)