Definition of morinite in US English:

morinite

noun

Mineralogy
  • A hydrated basic fluophosphate of sodium, calcium, and aluminium, NaCa₂Al₂(PO₄)₂(OH)F₄·2H₂O, which crystallizes in the monoclinic system and occurs as colourless, white, or pale pinkish crystals and red lamellar masses.

Origin

Late 19th century; earliest use found in Edward Dana (1849–1935), mineralogist and physicist. From French morinite from the name of E. A. Morineau, director of the mine at Montebras, France, where the mineral was first found + -ite.

Pronunciation

morinite

/ˈmɒrɪnʌɪt/