Re: basis for source material exemption

[DWMCCARN@aol.com]

FYI: Uranium bearing mineral phases with rare-earths & Ti

Aeschynite		(Ce,Ca,Fe++,Th)(Ti,Nb)2(O,OH)6				
	Multiple Oxide
Calciomarksite	(Ca,Y,Ce,U,Th)3(Nb,Ta,Fe,Ti,Sn)5O15			
Multiple Oxide
Chevkinite		Ce,Y,Ca,U,Th)2(Ti,Fe,Mg)2(Si,Al)2O11			
Multiple Oxide
Clarkeite		(Na,Ca,Pb,Th,H2O)2U2(O,H2O)7				
	Multiple Oxide
Betafite			(U,Ca) (Nb,Ta,Ti)3O9 H2O			
			Multiple Oxides
Brannerite		(U,Ca,Fe,Th,Y)3 Ti5O16					
		Multiple Oxides
Davidite			(Fe,Ce,La,Y,U,Ca,Zr,Th) (Ti,Fe,V,Cr)3 (O,OH)7	
Multiple Oxides
Delorenzite		UO2 Y2O3 2FeO 24TiO2					
	Multiple Oxides
Euxenite		(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6				
	Multiple Oxides
Fergusonite		(Y,Er,Ce,Fe)(Nb,Ta,Ti)O4				
		Multiple Oxides
Formanite		(Y,U,Th,Ca)(Ta,Nb,Ti)O4					
		Multiple Oxides
Hielmite		AB2O6 or A2B3O10, A=(Y,Fe++,U+4,Mn,Ca); 
B=(Nb,Ta,Sn,W)	Multiple Oxides
Ishikawaite		U,Fe,Y,Ce)(Nb,Ta)O4					
		Multiple Oxides
Khlopinite		(Y,U+4,Th)3(Nb,Ta,Ti,Fe)7 O20 (?)			
	Multiple Oxides
Kobeite			AB2(O,OH)6; A=(Y,U); B=(Ti mainly, Fe+++Nb,Ta)	
Multiple Oxides
Microlite		(Na,Ca)2 Ta2O6 (O,OH,F)					
	Multiple Oxides
Pisekite		Th,Sn,RE,U,Nb,Ta,Ti					
		Multiple Oxides
Pyrochlore		NaCaNb2O6F						
			Multiple Oxides
Cerianite		CeO2							
				Oxide
Cerphosphorhuttonite	(Th,Ce) (Si,P)O4 1.5H2O				
Silicate
Thorite			(Th,U,Ce,Fe,etc.) (SiO4)				
			Silicate
Thorogummite	(Th,U,Ce,etc.) (SiO4)1-x (OH)4x					
Silicate

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