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Definition of nováčekite in English:

nováčekite

Pronunciation /nəʊˈvɑːtʃɛkʌɪt/

noun

(also novacekite)
Mineralogy

  • A hydrated tetragonal oxide and arsenate of magnesium and uranium, Mg(UO₂)₂ (AsO₄)₂.12H₂ O, which is a member of the autunite group and occurs as yellow crystals.

Origin

1950s. From the name of Radim Nováček, Czech mineralogist + -ite.