Aluminium-bearing strunzite derived from jahnsite at the Hagendorf-Süd pegmatite, Germany Grey, I. E. ; Macrae, C. M. ; Keck, E. ; Birch, W. D. Abstract Publication: Mineralogical Magazine Pub Date: October 2012 DOI: 10.1180/minmag.2012.076.5.08 Bibcode: 2012MinM...76.1165G