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 TiptopiteReturn to Structure Data INDEX 
 Peacor D R , Rouse R C , Ahn J-H , American Mineralogist , 72 (1987) p.816-820, Crystal structure of tiptopite, a framework beryllophosphate isotypic with basic, cancrinite, Note: U(1,2) for OH5 has been altered to match symmetry constraints.  |