I just wanted to share the fact that there is a seller on eBay who is selling various rare earth compounds for good prices (I just bought 50g of
praseodymium oxide for 14$ CAD) there was also erbium oxide and praseodymium chloride amongst others for equally good prices! The other compounds are
not shown at the moment as all the auctions just ended this morning but nobody bought them- I'm assuming the seller will re list them shortly.
Anyways, for those interested in rare earths keep an eye on this seller: