Assertion: spodumene | /r/MadeOf | free magnetic iron compounds
Facets:
Source sentences:
text: The process of claim 4 wherein said spodumene contains free magnetic iron compounds and wherein at least a substantial portion of these is removed magnetically prior to contact with said chlorine.
text: The process of claim 10 wherein said spodumene contains free magnetic iron compounds and wherein at least a substantial portion of these is removed magnetically prior to contact with said hydrogen chloride.