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E = very pale bluish lavender.","Museum Victoria, Melbourne, Australia, M42492, M42590.","Gainesite Group","The name honours Alfred Richard Cecil Selwyn (1824-1902), British born geologist, founding Director of the Geological Survey of Victoria, Australia (1860-1869), and the second Director of the Geological Survey of Canada (1869-1895).","2025-08-11 12:14:28",[],[78,86],{"id":79,"name":80,"entrytype":9,"csystem":40,"ima_formula":81,"mindat_formula":82,"hmin":51,"hmax":51,"dmeas":83,"dcalc":84,"primary_image_id":85},1635,"Gainesite","Na\u003Csub>2\u003C\u002Fsub>(Be,Li)Zr\u003Csub>2\u003C\u002Fsub>(PO\u003Csub>4\u003C\u002Fsub>)\u003Csub>4\u003C\u002Fsub> · 1.5H\u003Csub>2\u003C\u002Fsub>O","Na(Na,K)(Be,Li)Zr\u003Csub>2\u003C\u002Fsub>(PO\u003Csub>4\u003C\u002Fsub>)\u003Csub>4\u003C\u002Fsub>·1.5-2H\u003Csub>2\u003C\u002Fsub>O","2.94","2.84",9563,{"id":87,"name":88,"entrytype":9,"csystem":40,"ima_formula":89,"mindat_formula":90,"hmin":51,"hmax":91,"dmeas":92,"dcalc":93,"primary_image_id":11},7174,"Mccrillisite","NaCs(Be,Li)Zr\u003Csub>2\u003C\u002Fsub>(PO\u003Csub>4\u003C\u002Fsub>)\u003Csub>4\u003C\u002Fsub> · 1-2H\u003Csub>2\u003C\u002Fsub>O","NaCs(Be,Li)Zr\u003Csub>2\u003C\u002Fsub>(PO\u003Csub>4\u003C\u002Fsub>)\u003Csub>4\u003C\u002Fsub>·1-2H\u003Csub>2\u003C\u002Fsub>O",4.5,"3.125","3.30",[],[],[97],{"id":98,"txt":99,"latitude":100,"longitude":101,"country":102},208,"Wycheproof granite quarry, Wycheproof, Buloke Shire, Victoria, Australia",-36.0763889,143.2347222,"Australia",1,[105,109,113,117],{"id":106,"year":107,"html":108,"doi":11},16676877,1993,"Birch, W. D., Henry, D. A. - \u003Ci>Eds.\u003C\u002Fi> (1993) Phosphate Minerals of Victoria. \u003Ci>Special Publication\u003C\u002Fi> 3. Mineralogical Society of Victoria",{"id":110,"year":111,"html":112,"doi":11},16884795,1995,"Birch, W. D., Pring, A., Foord, E. E. (1995) Selwynite, NaK(Be,Al)Zr\u003Csub>2\u003C\u002Fsub>(PO\u003Csub>4\u003C\u002Fsub>)\u003Csub>4\u003C\u002Fsub> · 2H\u003Csub>2\u003C\u002Fsub>O, a new gainesite-like mineral from Wycheproof, Victoria, Australia. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  33 (1) 55-58 \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Frruff_1.0\u002Fuploads\u002FCM33_55.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":114,"year":115,"html":116,"doi":11},12908876,1996,"Mandarino, Joseph A. (1996) Abstracts of New Mineral Descriptions. \u003Ci>The Mineralogical Record\u003C\u002Fi>, 27 (2) 115-120",{"id":118,"year":119,"html":120,"doi":11},16967255,2005,"(2005) Selwynite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fselwynite.pdf' class='refpdflink'>\u003C\u002Fa>",[],[],[124,125,126],"IMA1993-037","Potassian Gainesite","Selwyniet",[128,132,137,141,145],{"lang":129,"names":130},"ca",[131],"selwynita",{"lang":133,"names":134},"de",[135,136],"IMA 1993-037","Selwynit",{"lang":138,"names":139},"eu",[140],"Selwynita",{"lang":142,"names":143},"it",[124,144],"selwynite",{"lang":146,"names":147},"uk",[148],"Селвініт","Q3954974",{"history":11,"applications":11}]