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He was awarded the 1986 Roebling Medal and the 1988 Penrose medal, and served as president of the Mineralogical Society of America.","2025-09-05 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class='refpdflink'>\u003C\u002Fa>","10.1007\u002Fbf00371387",{"id":287,"year":288,"html":289,"doi":11},16116856,1989,"Armbruster, T. (1989) Crystal chemistry of double-ring silicates: structure of roedderite at 100 and 300 K. European Journal of Mineralogy: 1: 715-718.",{"id":291,"year":292,"html":293,"doi":294},16089973,1994,"Alietii, E., Brigatti, M. F., Capedri, S., Poppi, L. (1994) The roedderite-chayesite series from Spanish lamproites: crystal-chemical characterization. \u003Ci>Mineralogical Magazine\u003C\u002Fi>,  58 (393) 655-662 \u003Ca target='_blank' href='https:\u002F\u002Fdoi.org\u002F10.1180\u002Fminmag.1994.058.393.16'>doi:10.1180\u002Fminmag.1994.058.393.16\u003C\u002Fa> \u003Ca target='_blank' href='https:\u002F\u002Frruff.geo.arizona.edu\u002Fdoclib\u002Fmm\u002Fvol58\u002FMM58_655.pdf' class='refpdflink'>\u003C\u002Fa>","10.1180\u002Fminmag.1994.058.393.16",{"id":296,"year":297,"html":298,"doi":11},16967027,2001,"(2001) Roedderite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Froedderite.pdf' class='refpdflink'>\u003C\u002Fa>",[300],{"id":301,"source_url":302,"license_code":303,"credit_html":304,"title":305,"description":306,"author":307,"original_width":308,"original_height":309},21060,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=65806318","CC BY-SA 4.0","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=65806318\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Roedderite.jpg","Sharp yellow roedderite crystals from this classic German locality. 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