Definition of probertite in English:

probertite

noun

Mineralogy
  • A colourless mineral of the monoclinic crystal system consisting of a hydrated borate and hydroxide of sodium and calcium, NaCaB₅O₇(OH)₄·3H₂O.

Origin

1920s. From the name of Frank H. Probert, U.S. mining engineer of British origin, who discovered the mineral + -ite.

Pronunciation

probertite

/ˈprəʊbətʌɪt/