xenotime

• Minéral brun-jaune cristallin composé principalement de phosphate d'yttrium, un phosphate de terres rares.

A brown-to-yellow crystalline mineral composed primarily of yttrium phosphate.

1. Rare earth phosphate mineralC2formalscientific

   A brown-to-yellow crystalline mineral composed primarily of yttrium phosphate, often containing other rare earth elements.

   xénotime

   • Xenotime is often found in granite pegmatites and heavy mineral sands.
   • The sample contained significant amounts of xenotime, a source of yttrium.
   • Geologists identified the yellow crystals as xenotime using X-ray diffraction.