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· 15H\u003Csub>2\u003C\u002Fsub>O",[18,19,20,21,22,23,24,25,26],"Al","Fe","Mg","Mn","Ti","O","P","K","H",[19,20,22,23,24,25,26],[22],"19.8.24",[31],"APPROVED",1984,"1984","8","D","35","42","11","21","1","Monoclinic",3,"0","10.569","20.590","12.413","90.33",2,4,"p21\u002Fc","Nearly colorless equant to nearly equant flattened crystals with simple forms: {010}, {100}, and {111}.","Flattened to equant transparent nearly colorless to very light yellowish brown 0.2 mm crystals.","2.36","Vitreous,Sub-Vitreous","Transparent","White","Colorless to very light yellow-brown",[59,60,61],"colorless","yellow","white",[61],"Not fluorescent","{100} perfect","Perfect","Sub-Conchoidal","brittle","Biaxial","-","1.591","1.598","1.615","1.624","1.639","1.643","78","88","80",1.591,1.643,"r > v strong","Non-pleochroic","0.045","Parallel, XYZ = cba","Secondary phosphate mineralization in a granite pegmatite.","Granite pegmatite","National Museum of Natural History (Smithsonian), Washington, D.C., USA, R7778, 120405, 163777.","Compare Mantienneite, also Benyacarite.","Named by Donald Peacor, Pete Dunn, and William Simmons in honor of Paul Francis Kerr [January 12, 1897 Helmet, California, USA - February 27, 1981 Chicago, Illinois, USA], professor of mineralogy, Columbia University, New York, New York, USA.","2025-08-11 12:14:22",[],[93,102,107,114,120,127,132,137,145,152,159],{"id":94,"name":95,"entrytype":9,"csystem":96,"ima_formula":97,"mindat_formula":98,"hmin":99,"hmax":42,"dmeas":43,"dcalc":100,"primary_image_id":101},6823,"Benyacarite","Orthorhombic","(H\u003Csub>2\u003C\u002Fsub>O)\u003Csub>2\u003C\u002Fsub>Mn\u003Csub>2\u003C\u002Fsub>Ti\u003Csub>2\u003C\u002Fsub>Fe\u003Csup>3+\u003C\u002Fsup>(PO\u003Csub>4\u003C\u002Fsub>)\u003Csub>4\u003C\u002Fsub>(OF)(H\u003Csub>2\u003C\u002Fsub>O)\u003Csub>10\u003C\u002Fsub> · 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[(H\u003Csub>2\u003C\u002Fsub>O)K]Mn\u003Csub>2\u003C\u002Fsub>(Fe\u003Csub>2\u003C\u002Fsub>Ti)(PO\u003Csub>4\u003C\u002Fsub>)\u003Csub>4\u003C\u002Fsub>(OF)(H\u003Csub>2\u003C\u002Fsub>O)\u003Csub>10\u003C\u002Fsub>·4H\u003Csub>2\u003C\u002Fsub>O","2.39",9156,{"id":121,"name":122,"entrytype":9,"csystem":96,"ima_formula":123,"mindat_formula":124,"hmin":11,"hmax":11,"dmeas":11,"dcalc":125,"primary_image_id":126},470705,"Hochleitnerite","Mn\u003Csub>2\u003C\u002Fsub>Ti\u003Csub>3\u003C\u002Fsub>(PO\u003Csub>4\u003C\u002Fsub>)\u003Csub>4\u003C\u002Fsub>O\u003Csub>2\u003C\u002Fsub>(H\u003Csub>2\u003C\u002Fsub>O)\u003Csub>2\u003C\u002Fsub> · 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14H\u003Csub>2\u003C\u002Fsub>O","[K(H\u003Csub>2\u003C\u002Fsub>O)]Mn\u003Csub>2\u003C\u002Fsub>Al\u003Csub>3\u003C\u002Fsub>(PO\u003Csub>4\u003C\u002Fsub>)\u003Csub>4\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>·14H\u003Csub>2\u003C\u002Fsub>O","2.33",20767,{"id":160,"name":161,"entrytype":9,"csystem":41,"ima_formula":11,"mindat_formula":162,"hmin":11,"hmax":11,"dmeas":11,"dcalc":125,"primary_image_id":163},471064,"Sperlingite"," (H\u003Csub>2\u003C\u002Fsub>O)K(Mn\u003Csup>2+\u003C\u002Fsup>Fe\u003Csup>3+\u003C\u002Fsup>)(Al\u003Csub>2\u003C\u002Fsub>Ti)(PO\u003Csub>4\u003C\u002Fsub>)\u003Csub>4\u003C\u002Fsub>[O(OH)] [(H\u003Csub>2\u003C\u002Fsub>O)\u003Csub>9\u003C\u002Fsub>(OH)]·4H\u003Csub>2\u003C\u002Fsub>O",22630,[165],{"id":166,"name":167,"entrytype":9,"csystem":41,"ima_formula":168,"mindat_formula":169,"hmin":170,"hmax":170,"dmeas":171,"dcalc":172,"primary_image_id":173},634,"Bermanite","Mn\u003Csup>2+\u003C\u002Fsup>Mn\u003Csup>3+\u003C\u002Fsup>\u003Csub>2\u003C\u002Fsub>(PO\u003Csub>4\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub> · 4H\u003Csub>2\u003C\u002Fsub>O","Mn\u003Csup>2+\u003C\u002Fsup>Mn\u003Csup>3+\u003C\u002Fsup>\u003Csub>2\u003C\u002Fsub>(PO\u003Csub>4\u003C\u002Fsub>)\u003Csub>2\u003C\u002Fsub>(OH)\u003Csub>2\u003C\u002Fsub>·4H\u003Csub>2\u003C\u002Fsub>O",3.5,"2.84","2.87",3106,[],[176],{"id":177,"txt":178,"latitude":11,"longitude":11,"country":179},3396,"7U7 Ranch (7-U-7 Ranch), Bagdad Mine area, Hillside, Eureka Mining District, Yavapai County, Arizona, USA","USA",7,[182,185,189,193,197,200],{"id":183,"year":32,"html":184,"doi":11},12907833,"Dunn, Pete J., Simmons, William B., Peacor, Donald R. (1984) Paulkerrite, a new titanium phosphate from Arizona. \u003Ci>The Mineralogical Record\u003C\u002Fi>,  15 (5) 303-306 \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Frruff_1.0\u002Fuploads\u002FMR15_303.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":186,"year":187,"html":188,"doi":11},528143,1985,"Dunn, Pete J., Fleischer, Michael, Langley, Richard H., Shigley, James E., Zilczer, Janet A. (1985) New mineral names. \u003Ci>American Mineralogist\u003C\u002Fi>,  70 (7-8) 871-881 \u003Ca target='_blank' href='http:\u002F\u002Fwww.minsocam.org\u002Fammin\u002FAM70\u002FAM70_871.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":190,"year":191,"html":192,"doi":11},16927626,1997,"Demartin, F., Gay, H. D., Gramaccioli, C. M., Pilati, T. (1997) Benyacarite, a new titanium-bearing phosphate mineral species from Cerro Blanco, Argentina. \u003Ci>The Canadian Mineralogist\u003C\u002Fi>,  35 (3) 707-712 \u003Ca target='_blank' href='https:\u002F\u002Frruff.info\u002Frruff_1.0\u002Fuploads\u002FCM35_707.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":194,"year":195,"html":196,"doi":11},16119593,2005,"Schnorrer, G., Tetzer, G. (2005) Paulkerrite, K(Mg,Mn)2Fe2Ti[(OH)3|(PO4)4]·15H2O from Folgosinho quarry in Portugal, an additional locality for this rare compound. Aufschluss: 56: 258-260. (in German).",{"id":198,"year":195,"html":199,"doi":11},16966600,"(2005) Paulkerrite. \u003Ci>Handbook of Mineralogy\u003C\u002Fi>. Mineralogical Society of America \u003Ca target='_blank' href='https:\u002F\u002Fwww.handbookofmineralogy.org\u002Fpdfs\u002Fpaulkerrite.pdf' class='refpdflink'>\u003C\u002Fa>",{"id":201,"year":202,"html":203,"doi":11},16944665,2023,"Grey, Ian E, Boer, Stephanie, MacRae, Colin M, Wilson, Nicholas C, Mumme, William G, Bosi, Ferdinando (2023) Crystal chemistry of type paulkerrite and establishment of the paulkerrite group nomenclature. \u003Ci>European Journal of Mineralogy\u003C\u002Fi>,  35 (6) 909-919",[205],{"id":206,"source_url":207,"license_code":208,"credit_html":209,"title":210,"description":211,"author":212,"original_width":213,"original_height":214},3108,"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=106907417","CC BY-SA 4.0","David Hospital, via \u003Ca href=\"https:\u002F\u002Fcommons.wikimedia.org\u002F?curid=106907417\" rel=\"noopener\">Wikimedia Commons\u003C\u002Fa>","Paulkerrite.jpg","Brown paulkerrite microcrystals associated to almost black bermanite from Arizona (7U7 Ranch, Bagdad Mine, Hillside, Yavapai County, Arizona, United States of America). Ex Vandenbroucke Museum collection from Waregem, Belgium.","David Hospital",638,600,[216],{"id":217,"url":218,"label":219,"formula":220,"spacegroup":221,"year":202},10522,"\u002Fcif\u002F10522.cif","Grey 2023","(Mg1.083 Mn.917) Fe1.225 Ti1.535 Al.24 P4 O32.296 K1.02 F.32 H29.702","P 1 21\u002Fc 1",[223,224],"IMA1983-014","Paulkerriet",[226,230,234,238],{"lang":227,"names":228},"ca",[229],"paulkerrita",{"lang":231,"names":232},"de",[233],"Paulkerrit",{"lang":235,"names":236},"eu",[237],"Paulkerrita",{"lang":239,"names":240},"it",[223,241],"paulkerrite","Q3898214",{"history":11,"applications":11}]