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CMNMI 81530, CMNMI 81537, CMNMI 81538 and CMNMI 8153","Named in honor of British chemist and crystallographer George Michael Sheldrick (1942–2025), Professor of Crystallography at the University of Gottingen, Germany. Sheldrick created the SHELX software suite, which is one of the most widely used programs for the determination of crystal structures. Solving the structure of this mineral required the software's capability of handling twinned crystals.","2025-08-11 12:14:28",[],[],[],[],[68],{"id":69,"txt":70,"latitude":71,"longitude":72,"country":73},599,"Poudrette quarry (De-Mix quarry; Demix quarry; Uni-Mix quarry; Carrière Mont Saint-Hilaire; MSH), Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada",45.5627778,-73.1416667,"Canada",1,[76,79],{"id":77,"year":27,"html":78,"doi":11},16131184,"Grice, Joel D., Gault, Robert A., Van Velthuizen, Jerry (1997) Sheldrickite, a new sodium-calcium-fluorocarbonate mineral species from Mont Saint-Hilaire, Quebec. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  35 (1) 181-187 \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Frruff_1.0\u002Fuploads\u002FCM35_181.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":80,"year":81,"html":82,"doi":11},16967286,2005,"(2005) Sheldrickite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fsheldrickite.pdf' class='refpdflink'>\u003C\u002Fa>",[],[85],{"id":86,"url":87,"label":88,"formula":89,"spacegroup":90,"year":27},12684,"\u002Fcif\u002F12684.cif","Grice 1997","Na Ca3 C2 O7 F3","P 32",[92,93],"IMA1996-019","Sheldrickiet",[95,99,104,108],{"lang":96,"names":97},"ca",[98],"sheldrickita",{"lang":100,"names":101},"de",[102,103],"IMA 1996-019","Sheldrickit",{"lang":105,"names":106},"eu",[107],"Sheldrickita",{"lang":109,"names":110},"it",[7],"Q3959350",{"history":11,"applications":11}]