Minerals Containing Yttrium

XENOTIME (Yttrium Phosphate)
GADOLINITE (Yttrium Iron Beryllium Silicate)

Yttrium is placed as the 39th out of 103 elements with respect to its abundance in the Earth's crust, at 31 parts per million (grams per metric tonne). Only 82 of these elements occur in detectable amounts- 10 can be detected only as random traces, and 11 are not detectable in nature.

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