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D Index of Mineral Species

This alphabetical listing of D minerals include synonyms of accepted mineral names, pronunciation of that name, name origins, and locality information. Visit our expanded selection of mineral pictures.

D'Ansite *  (see Dansite ) See Also: GOOGLE, Athena, MinDAT, MinMax Dachiardite *  (see Dachiardite-Ca ) See Also: GOOGLE, Athena, MinDAT, MinMax Dachiardite-Ca     (Ca,Na2,K2)5Al10Si38O96•25(H2O) NAME ORIGIN: Named after Antonio D'Achiardi (1839-1902), Professor of Mineralogy, Universitá di Pisa, Italy, who first described the mineral discovered by his son in a granitic pegmatite. Dachiardite-Na     (Na2,Ca,K2)4Al4Si20O48•13(H2O) NAME ORIGIN: Named for its relationship to dachiardite and the sodium content. Dadsonite     Pb21Sb23S55Cl NAME ORIGIN: Named for Alexander S. Dadson (1906-1958), Canadian mineralogist. Dahllite *  (see Carbonate-hydroxylapatite ) See Also: GOOGLE, Athena, MinDAT, MinMax Dalyite     K2ZrSi6O15 NAME ORIGIN: Named for Reginald Aldworth Daly (1871-1957), Professor of Geology, Harvard University, Cambridge, Massachusetts, USA. Damaraite     Pb3O2(OH)Cl NAME ORIGIN: Named for the Damara sequence, the dolostones that host the deposit at the type locality. LOCALITY: Kombat mine, 49 km S of Tsumeb, Namibia. Damiaoite !     PtIn2 NAME ORIGIN: For its locality. LOCALITY: Near the village of Damiao and the Yixun River, about 370 km N of Beijing, People's Republic of China. Dana 28.4.3.3 *  (see Mereiterite ) See Also: GOOGLE, Athena, MinDAT, MinMax Danalite     Fe++4Be3(SiO4)3S NAME ORIGIN: Named after James Dwight Dana (1813-1895), American mineralogist and author of the Dana mineral classification. Danbaite     CuZn2 NAME ORIGIN: Named for the locality. LOCALITY: Danba, Sichuan Province, China. Danburite     CaB2(SiO4)2 NAME ORIGIN: Named after its location. Danielsite     (Cu,Ag)14HgS8 NAME ORIGIN: Named for John L. Daniels (1931-), who collected the mineral. Dannemorite - Renamed  (see Manganogrunerite ) See Also: GOOGLE, Athena, MinDAT, MinMax Dansite     Na21Mg(SO4)10Cl3 NAME ORIGIN: Named for Jean D'Ans (1881-1969), German chemist, Technical University, Berlin. Daomanite *     CuPtAsS2 NAME ORIGIN: Named for the locality. LOCALITY: Dao and Ma districts, Yanshan, China. Daphnite *  (see Chamosite ) See Also: GOOGLE, Athena, MinDAT, MinMax Daqingshanite-(Ce)     (Sr,Ca,Ba)3(Ce,La)(PO4)(CO3)3-x(OH,F)x NAME ORIGIN: Named for a mountain, Daqingshan, near the Bayan Obo iron ore deposit. Darapiosite     KNa2Zr[Li(Mn,Zr)2Si12O30] NAME ORIGIN: Named for the locality. LOCALITY: Dara-i-Pioz, Alai Range, Tien Shan, northern Tadzhikistan. Darapskite     Na3(SO4)(NO3)•(H2O) NAME ORIGIN: Named for Ludwig Darapsky (1857-1916), German-Chilean chemist and mineralogist, Santiago, Chile. Dark Red Silver Ore *  (see Pyrargyrite ) See Also: GOOGLE, Athena, MinDAT, MinMax Dashkesanite *  (see Potassic-chlorohastingsite ) See Also: GOOGLE, Athena, MinDAT, MinMax Dashkesanite - Discredited IMA 1978  (see Chloro-potassichastingsite ) See Also: GOOGLE, Athena, MinDAT, MinMax Dashkovaite !     Mg(HCOO)2•2(H2O) NAME ORIGIN: Named for E. R. Dashkova (1744-1796), former director of the Saint Petersburg Academy of Sciences. Datolite     CaBSiO4(OH) NAME ORIGIN: From the Greek, dateisthai, meaning "to divide," because granular aggregates crumble readily. Daubreeite     BiO(OH,Cl) NAME ORIGIN: Named for Gabriel Auguste Daubree (1814-1896), French mineralogist and geologist. Daubreelite     Fe++Cr2S4 NAME ORIGIN: For Professor Gabriel Auguste Daubree (1814-1896), of Paris, France. Davanite     K2TiSi6O15 NAME ORIGIN: Named for the Davan Stream near the locality. LOCALITY: Murun massif, Russia. Davidite-(Ce)     (Ce,La)(Y,U)(Ti,Fe+++)20O38 NAME ORIGIN: Named for its composition and for Tenatt William Edgeworth David (1858-1934), Australian geologist. Davidite-(La)     (La,Ce,Ca)(Y,U)(Ti,Fe+++)20O38 NAME ORIGIN: Named for Tenatt William Edgeworth David (1858-1934), Australian geologist. Davidite-(Y) *  (see Gramaccioliite-(Y) ) See Also: GOOGLE, Athena, MinDAT, MinMax Davisite !     Ca(Sc,Ti+++,Mg,Ti++++)AlSiO6 NAME ORIGIN: Named for Andrew M. Davis (b 1950), Professor of Cosmochemistry at the University of Chicago, in honor of his outstanding contributions to meteorite research. Davisonite - mixture with apatite  (see Crandallite ) See Also: GOOGLE, Athena, MinDAT, MinMax Davisonite - mixture with crandallite  (see Apatite ) See Also: GOOGLE, Athena, MinDAT, MinMax Davreuxite     MnAl6Si4O17(OH)2 NAME ORIGIN: Named for Charles Joseph Davreux (1800-1863), Belgian pharmacist and natural scientist, Professor of Mineralogy at the University of Liµege, Belgium. Davyne     Na4K2Ca2Si6Al6O24(SO4)Cl2 NAME ORIGIN: Named for Sir Humphrey Davy (1778-1829), famous English chemist who discovered the following elements: B, Ba, Ca, K, Mg, Na, and Sr. Dawsonite     NaAl(CO3)(OH)2 NAME ORIGIN: Named after the Canadian geologist, J. W. Dawson (1820-1899). Dayingite *     CuCoPtS4 NAME ORIGIN: Named for the locality (dayingite = "Ta - ying"). LOCALITY: Unspecified locality in China. Deanesmithite     Hg+2Hg++3Cr++++++O5S2 NAME ORIGIN: Named for Deane K. Smith (1930-2001), Pennsylvania State University, University Park, Pennsylvania, USA. Decrespignyite-(Y) !     (Y,REE)4Cu(CO3)4Cl(OH)5•2(H2O) NAME ORIGIN: Named for Robert James Champion de Crespigny (1950-), Chancellor of the University of Adelaide, Australia. Deerite     (Fe++,Mn)6(Fe+++,Al)3Si6O20(OH)5 NAME ORIGIN: Named for William Alexander Deer (1910- ), mineralogist-petrologist, Cambridge University, Cambridge, England. Defernite     Ca6(CO3)2-x(SiO4)x(OH)7(Cl,OH)1-2x (x=0,5) NAME ORIGIN: Named for Jacques Deferne, Curator of Mineralogy, Museum of Natural History, Geneva, Switzerland. Dehrnite *  (see Carbonate-fluorapatite ) See Also: GOOGLE, Athena, MinDAT, MinMax Delafossite     Cu+Fe+++O2 NAME ORIGIN: Named for Gabrial Delafosse (1796-1878), French mineralogist and crystallographer. Delessite *  (see Chamosite ) See Also: GOOGLE, Athena, MinDAT, MinMax Delhayelite     (Na,K)10Ca5Al6Si32O80(Cl2,F2,SO4)3•18(H2O) NAME ORIGIN: Named for Fernard Delhaye (1880-1946), Belgian geologist, a pioneer in the geological exploration of the northern Kivu region of Zaire. Deliensite !     Fe++(UO2)2(SO4)2(OH)2•3(H2O) NAME ORIGIN: Named for Dr. Michel Deliens (1939-), Royal Belgian Institute of Natural History, Brussels, Belgium, in recognition of his research on uranium bearing minerals. Delindeite     Ba2(Na,K,[ ])3(Ti,Fe)[Ti2(O,OH)4Si4O14](H2O,OH)2 NAME ORIGIN: Named for Henry deLinde, long time mineral collector and owner of the Diamond Jo quarry. Dellaite     Ca6Si3O11(OH)2 NAME ORIGIN: Named for Della Martin Roy (1926-), Pennsylvania State University geochemist who first synthesized this phase. Dellaventuraite !     NaNa2(Mg2,Mn+++,Li,Ti)Si8O22O2 NAME ORIGIN: Named for Giancarlo Della Ventura, Università degli Studi di Roma Tre, for his extensive work on the crystal chemistry of synthetic amphiboles. Deloneite-(Ce) !     NaCa2SrCe(PO4)3F NAME ORIGIN: For B. N. Delone (Delaunay) (1890-1980), Russian mathematical crystallographer. Delorenzite *  (see Tanteuxenite-(Y) ) See Also: GOOGLE, Athena, MinDAT, MinMax Deloryite     Cu++4(UO2)(MoO4)2(OH)6 NAME ORIGIN: Named for Jean Claude Delory (1953- ), French mineral collector and land surveyor, Toulon, France, who collected the first specimens. Delrioite     CaSrV2O6(OH)2•3(H2O) NAME ORIGIN: Named for Andres M. del Rio (1764-1849), Mexican mineralogist, who discovered vanadium. delta13 dihydor d pimaric acid *  (see Refikite ) See Also: GOOGLE, Athena, MinDAT, MinMax Deltaite - mixture with crandellite  (see Apatite-(CaOH) ) See Also: GOOGLE, Athena, MinDAT, MinMax Deltaite - mixture with hydroxylapatite  (see Crandallite ) See Also: GOOGLE, Athena, MinDAT, MinMax Delvauxite     CaFe+++4(PO4,SO4)2(OH)8•4-6(H2O) (?) NAME ORIGIN: Named after J.S.P.J. Delvaux de Feuffe (1782-1863), Belgian chemist who first described and analyzed the mineral. Demantoid - green  (see Andradite ) See Also: GOOGLE, Athena, MinDAT, MinMax Demartinite !     K2[SiF6] NAME ORIGIN: Named for Francesco Demartin (b. 1953), who has made significant contributions to the chemistry of metallic clusters and to the crystal structure of Alpine rare-earth minerals and uranium Demesmaekerite     Pb2Cu5(UO2)2(SeO3)6(OH)6•2(H2O) NAME ORIGIN: Named for Gaston Demesmaeker (1911-), Belgian mining geologist, who studied the Shikolobwe uranium deposits. Demicheleite-(Br) !     BiSBr NAME ORIGIN: Named for Vincenzo de Michele (b. 1936), former curator of the Section of Mineralogy of the Museo di Storia Naturale, Milan, Italy. Demicheleite-(Cl) !     BiSCl NAME ORIGIN: Commission on New Minerals, Nomenclature and Classification (CNMNC) Denisovite     (K,Na)Ca2Si3O8(F,OH) NAME ORIGIN: Named for Aleksander Petrovich Denisov (1918-1972), Russian specialist in X-ray investigations of minerals, of the Kola Scientific Center, Russia. Denningite     (Mn,Zn)Te2O5 NAME ORIGIN: Named for Reynolds McConnell Denning (1916-1967), Professor of Mineralogy, University of Michigan, Ann Arbor, Michigan, USA. Dennisonite - Mixture with apatite  (see Crandallite ) See Also: GOOGLE, Athena, MinDAT, MinMax Dennisonite - mixture with crandallite  (see Apatite ) See Also: GOOGLE, Athena, MinDAT, MinMax Deoderant Stone *  (see Tschermigite ) See Also: GOOGLE, Athena, MinDAT, MinMax Derbylite     (Fe+++,Fe++,Ti)7Sb+++O13(OH) NAME ORIGIN: Named after the American Geologist Orville A. Derby 1851 - 1915 founder of the Brazilian Geological Survey. Derriksite     Cu4(UO2)(SeO3)2(OH)6 NAME ORIGIN: Named for Jean Marie Francois Joseph Derriks (1912-1993), Belgian geologist who studied the Shinkolobwe uranium deposit. Dervillite     Ag2AsS2 NAME ORIGIN: For Dr. Henri Derville of Strasbourg University, Strasbourg, France. Desaulsite *  (see Pimelite ) See Also: GOOGLE, Athena, MinDAT, MinMax Desautelsite     Mg6Mn+++2(CO3)(OH)16•4(H2O) NAME ORIGIN: Named after Paul E. Desautels (1920-1991), curator of minerals at the U. S. National Museum of Natural History (Smithstonian Institution). Descloizite     PbZn(VO4)(OH) NAME ORIGIN: Named after the French mineralogist, Alfred Des Closzeaux (1817-1897). Desmine *  (see Stilbite-Ca ) See Also: GOOGLE, Athena, MinDAT, MinMax Desmine *  (see Stilbite-Na ) See Also: GOOGLE, Athena, MinDAT, MinMax Desourdyite *  (see Iraqite-(La) ) See Also: GOOGLE, Athena, MinDAT, MinMax Desourdyite *  (see Steacyite ) See Also: GOOGLE, Athena, MinDAT, MinMax Despujolsite     Ca3Mn++++(SO4)2(OH)6•3(H2O) NAME ORIGIN: Named for Pierre Despujols (1888-?), founder of the Moroccan Geologic Survey. Dessauite !     (Sr,Pb)(Y,U)(Ti,Fe+++)20O38 NAME ORIGIN: For Gabor Dessau (1907-1983), professor of ore mineralogy at the University of Pisa, Italy. Destinezite - xtls  (see Diadochite ) See Also: GOOGLE, Athena, MinDAT, MinMax Devilline     CaCu4(SO4)2(OH)6•3(H2O) NAME ORIGIN: Named after the French chemist, H. E. S. C. Deville (1818-1881). Named from its occurrence at Herrengrund, north of Neusohl, in Slovakia of Czechoslovakia. Dewalquite *  (see Ardennite-(As) ) See Also: GOOGLE, Athena, MinDAT, MinMax Deweylite *  (see Clinochrysotile ) See Also: GOOGLE, Athena, MinDAT, MinMax Dewindtite     Pb3[H(UO2)3O2(PO4)2]2•12(H2O) NAME ORIGIN: Named for Jean Dewindt, Belgian geologist. Diaboleite     Pb2CuCl2(OH)4 NAME ORIGIN: From the Greek dia, "difference" and the mineral Boleite. Diadochite     Fe+++2(PO4)(SO4)(OH)•6(H2O) NAME ORIGIN: From the Greek, diadochos, meaning "successor," presumably in allusion to its secondary origin. Dialogite *  (see Rhodochrosite ) See Also: GOOGLE, Athena, MinDAT, MinMax Diamond     C NAME ORIGIN: From the Greek, adamas, meaning "invincible" or "hardest." Diaoyudaoite     NaAl11O17 NAME ORIGIN: Named for the locality. LOCALITY: Okinawa Trough, near Diaoyudao Island, a few km northeast of Taiwan. Diaphorite     Pb2Ag3Sb3S8 NAME ORIGIN: From the Greek diaphora, "difference" as being distinct from freieslebenite. Diaspore     AlO(OH) NAME ORIGIN: From the Greek word "to scatter," referring to the mineral's easy disintegration in the blowpipe flame. Dichroite *  (see Cordierite ) See Also: GOOGLE, Athena, MinDAT, MinMax Dickinsonite ?     KNa4Ca(Mn++,Fe++)14Al(PO4)12(OH)2 NAME ORIGIN: Named for Reverend John William Dickinson (1835-1899), Redding, Connecticut, USA, an early collector of Branchville minerals. Dickinsonite is now the group name. Dickinsonite *  (see Dickinsonite-(KMnNa) ) See Also: GOOGLE, Athena, MinDAT, MinMax Dickinsonite *  (see Dickinsonite-(KNa) ) See Also: GOOGLE, Athena, MinDAT, MinMax Dickinsonite *  (see Dickinsonite-(NaNa) ) See Also: GOOGLE, Athena, MinDAT, MinMax Dickinsonite-(KMnNa) !     KNaMnNa3Ca(Mn,Fe,Mg)13Al(PO4)11(PO4)(OH,F)2 NAME ORIGIN: Named after dickinsonite and site occupancy of the arrojadite-dickensonite structure. Dickinsonite-(KNa)     KNa4Ca(Mn,Fe,Mg)13Al(PO4)11(PO4)(OH,F)2 NAME ORIGIN: Named after dickinsonite and site occupancy of the arrojadite-dickensonite structure. Dickinsonite-(KNaNa) !     KNaNa4Ca(Mn,Fe,Mg)13Al(PO4)11(PO4)(OH,F)2 NAME ORIGIN: Named after dickinsonite and site occupancy of the arrojadite-dickensonite structure. Dickinsonite-(NaNa) !     Na2Na4Ca(Mn,Fe,Mg)13Al(PO4)11(PO4)(OH,F)2 NAME ORIGIN: Named after dickinsonite and site occupancy of the arrojadite-dickensonite structure. Dickite     Al2Si2O5(OH)4 NAME ORIGIN: Named after the Scottish chemist, A. B. Dick. Dickthomssenite !     Mg(V+++++2O6)•7(H2O) NAME ORIGIN: Named after Richard W. Thomssen (1933-), consulting geologist from Dayton, Nevada, USA. Dienerite ?     Ni3As NAME ORIGIN: Named after Karl Diener (1862-1928), Austrian paleontologist from Vienna who discovered the mineral. Dienerite *  (see Nickelskutterudite ) See Also: GOOGLE, Athena, MinDAT, MinMax Dietrichite     (Zn,Fe++,Mn)Al2(SO4)4•22(H2O) NAME ORIGIN: Named for Gustav Heinrich Dietrich, from Pribram, Czech Republic, who analyzed the first specimens. Dietzeite     Ca2(IO3)2(CrO4) NAME ORIGIN: Named for August Dietze (?-1893?), German chemist who first described this mineral. Digenite     Cu9S5 NAME ORIGIN: From the Greek for "two kinds" or "sexes," in reference to the presumed presence of both cuprous and cupric ions. Dihydrite *  (see Pseudomalachite ) See Also: GOOGLE, Athena, MinDAT, MinMax Dilithium *     Li2Te NAME ORIGIN: Named after it's composition. Dillage *  (see Diopside ) See Also: GOOGLE, Athena, MinDAT, MinMax Dimorphite     As4S3 NAME ORIGIN: From the Greek for "two" and "form," in reference to the two forms in which the species was thought to occur. Dingdaohengite-(Ce) !     (Ce,La)4Fe++(Ti,Fe++,Mg,Fe+++)2Ti2Si4O22 NAME ORIGIN: Named for Ding Daoheng (1899-1955), who made the first discovery of the world-famous Bayan Obo REE-Nb-Fe ore deposit in 1927. Dinite *     C20H36 NAME ORIGIN: Named for Olinto Dini (1802-1866), Italian teacher and professor of physics, University of Pisa. Diomignite     Li2B4O7 NAME ORIGIN: Named from the Greek meaning divine mix, in allusion to its likely pronounced fluxing effects. Diopside     CaMgSi2O6 NAME ORIGIN: From the Greek dis - "two kinds" and opsis - "opinion." Dioptase     CuSiO2(OH)2 NAME ORIGIN: From the Greek, dia - "through" and optomai - "vision." Direnzoite !     NaK6MgCa2(Al13Si47O120)•36H2O NAME ORIGIN: Named for Francesco Di Renzo (b1954), Research Director at the Laboratoire de Matériaux Catalytiques et Catalyse en Chimie Organique, Ecole Nationale Supérieure de Chimie de Montpellier ( Discredited *  (see Arsenobismite ) Discredited *  (see Ashanite ) Discredited *  (see Crossite ) Discredited *  (see Donathite ) Discredited *  (see Hydromolysite ) Discredited *  (see Imgreite ) Discredited *  (see Laubmannite ) Discredited *  (see Magnesioanthophyllite ) Discredited *  (see Magnesiogedrite ) Discredited *  (see Magniotriplite ) Discredited *  (see Monsmedite ) Discredited *  (see Platynite ) Discredited *  (see Pseudo-autunite ) Discredited *  (see Spodiosite ) Discredited *  (see Tetranatrolite ) Discredited *  (see Vanuranylite ) Discredited IMA 1987 *  (see Sobotkite ) Discredited IMA 1995 *  (see Lusungite ) Discredited IMA 1997 *  (see Herschelite ) Discredited IMA 1997 *  (see Magnesioclinoholmquistite ) Discredited IMA 1997 *  (see Yftisite-(Y) ) Discredited IMA 2001 *  (see Duhamelite ) Discredited IMA 2002 *  (see Squawcreekite ) Discredited - Foshallasite (1936) is now considered zeophyllite (1902).  (see Foshallasite ) Discredited - IMA2004-002  (see Clinoholmquistite ) Dissakisite-(Ce)     Ca(Ce,REE)(Mg,Fe++)(Al,Fe+++)2Si3O12(OH) NAME ORIGIN: From the Greek for "twice over," for a magnesium analog of allanite being described twice. Dissakisite-(La) !     (Ca,Fe++,Th, La)(La,REE,Ca)(Al,Cr,Ti)2(Mg,Fe,Al)Si3O12(OH,F) with La > C NAME ORIGIN: Named for its A2 site cation content and relationship to Dissakisite-(Ce). Disthene *  (see Kyanite ) See Also: GOOGLE, Athena, MinDAT, MinMax Dittmarite     (NH4)Mg(PO4)•(H2O) NAME ORIGIN: Named for William Dittmar (1833-1892), Professor of Chemistry, University of Glasgow, Glasgow, Scotland. Diversilite-(Ce) !     Na2(Ba,K)6Ce2Fe++Ti3Si12O36(OH)3(OH,H2O)9 NAME ORIGIN: Name for the Latin diversus (hetrogeneous) and silicate, reflecting the main structural features. Dixenite     Cu+Mn++14Fe+++(As+++O3)5(SiO4)2(As+++++O4)(OH)6 NAME ORIGIN: Named from the Greek di, for two, and xenos, for stranger, in reference to the then unique association of silica and arsenious oxide in the mineral. Djalmaite *  (see Uranmicrolite ) See Also: GOOGLE, Athena, MinDAT, MinMax Djerfisherite     K6Na(Fe,Cu,Ni)25S26Cl NAME ORIGIN: Named for Daniel Jerome Fisher (1896-1988), American mineralogist. Djurleite     Cu31S16 NAME ORIGIN: For S. Djurle, who first synthesized the compound later found in nature. Dmisteinbergite     CaAl2Si2O8 NAME ORIGIN: Named for Dmitri Sergeievich Steinberg (1910-1992), Russian petrographer, Institute of Geology, Ekaterinburg, Russa. Dmitryivanovite !     CaAl2O4 NAME ORIGIN: Named for Dmitriy A. Ivanov (1962-1986), a geologist, mineralogist, and petrologist who died tragically on a field expedition to study igneous rocks in the Caucasus Mountains. Dolerophanite     Cu2(SO4)O NAME ORIGIN: From the Greek "DOLEROS" = misleading and "PHANESTAI" = appearance, in allusion to its low content of copper Dollaseite-(Ce)     CaCeMg2AlSi3O11(OH,F)2 NAME ORIGIN: Named for Wayne A. Dollase (1938-?), American mineralogist, University of California at Los Angeles. Dolomite     CaMg(CO3)2 NAME ORIGIN: Named after the French mineralogist and geologist, Deodat Guy Tancrede Gratet de Dolomieu (1750-1801). Doloresite     H8V++++6O16 NAME ORIGIN: Named for the locality. LOCALITY: La Sal No. 2 mine, Lumsden Canyon, Gateway District, Dolores River, southwestern Colorado, USA. Domeykite     Cu3As NAME ORIGIN: Named after the Chilean mineralogist, I. Domeyk (1802-1889). Donathite ?     (Fe++,Mg)(Cr,Fe+++)2O4 NAME ORIGIN: Named for M. Donath, who described the material in I930. Donbassite     Al2[Al2.33][Si3AlO10](OH)8 NAME ORIGIN: Named in 1940 for the location. Donharrisite     Ni8Hg3S9 NAME ORIGIN: Named for Donald C. Harris (1936-), Canadian mineralogist. Donnayite-(Y)     Sr3NaCaY(CO3)6•3(H2O) NAME ORIGIN: Named for Joseph Desire Hubert Donnay (1902-1994), Belgian-American-Canadian crystallographer and minereralogist and Gabrielle (Hamburger) Donnay (1920-1987), American Canadian mineralogi Donpeacorite     (Mn,Mg)MgSi2O6 NAME ORIGIN: Named for Donald R. Peacor (1937- ), University of Michigan, Ann Arbor, Michigan, USA. Dorallcharite     (Tl,K)Fe+++3(SO4)2(OH)6 NAME ORIGIN: Named from the French dore, golden yellow, and the famous mining locality, Alsar (Allchar), Macedonia. LOCALITY: Alsar (Allchar), near Rosden, Macedonia. Dorfmanite     Na2(PO3OH)•2(H2O) NAME ORIGIN: Named for Moisei Davidovich Dorfman (1908-), Russian mineralogist who first reported a sodium phosphate in 1963. Dorrite     Ca2Mg2Fe+++4(Al,Fe+++)4Si2O20 NAME ORIGIN: Named for John A. Dorr (1922-1986), University of Michigan. Doughtyite *  (see Alunogen ) See Also: GOOGLE, Athena, MinDAT, MinMax Douglasite     K2Fe++Cl4•2(H2O) NAME ORIGIN: Named after its discovery locality. LOCALITY: Found at Douglasschall, northwest of Stassfurt, Germany. Doverite *  (see Synchysite-(Y) ) See Also: GOOGLE, Athena, MinDAT, MinMax Dovyrenite !     Ca6Zr[Si2O7]2(OH)4 NAME ORIGIN: Named after the locality. LOCALITY: Dovyren Bald Mountain (Ioko-Dovyren layered massif), Siberia, Russia. Downeyite     SeO2 NAME ORIGIN: Named for Wayne F. Downey, Jr., of Harrisburg, Pennsylvania, USA, who first collected the mineral. Doyleite     Al(OH)3 NAME ORIGIN: Named for Canadian physician E.J. Doyle, of Ottawa, Canada, who found the mineral at Mont Saint-Hilaire, Canada. Dozyite     (Mg7Al2)(Si4Al2)O15(OH)12 NAME ORIGIN: Named for the Dutch geologist Jean-Jacques Dozy (1908 - 2004), who discovered the Ertzberg mineral deposits. Dravite     NaMg3Al6(BO3)3Si6O18(OH)4 NAME ORIGIN: Named for the locality. LOCALITY: Drava River, Austria. Dravite - (61.3.1.9)  (see Dravite ) See Also: GOOGLE, Athena, MinDAT, MinMax Dresserite     BaAl2(CO3)2(OH)4•(H2O) NAME ORIGIN: Named for John Alexander Dresser (1866-1954), Canadian geologist who contributed to knowledge of the Monteregian Hills. Dreyerite     BiVO4 NAME ORIGIN: Named for Gerhard Dreyer, Assistant Professor, Johannes Gutenberg University, Mainz, Germany, who found the mineral. Droninoite !     Ni3Fe+++Cl(OH)8•2H2O NAME ORIGIN: Named for the locality. LOCALITY: Dronino village, Kasimov District, Ryazan’ Oblast, 350 km south-east of Moscow, Russia Drugmanite     Pb2(Fe+++,Al)H(PO4)2(OH)2 NAME ORIGIN: Named for Julien Drugman (1875-1950), Belgian mineralogist. Drysdallite     Mo(Se,S)2 NAME ORIGIN: For A.R. Drysdall, Director, Geological Survey of Zambia. Dualite !     Na30(Ca,Na,Ce,Sr)12(Na,Mn,Fe,Ti)6Zr3Ti3MnSi51O144(OH,H2O,Cl)9 NAME ORIGIN: The name is derived from Latin dualis (dual) alluding to the dual taxonomic membership of this mineral, which is at the same time zirconosilicate and titanosilicate. Dufrenite     Fe++Fe+++4(PO4)3(OH)5•2(H2O) NAME ORIGIN: Named for Armand Small Dufrenoy (1792-1857), French mineralogist and geologist. Dufrenoysite     Pb2As2S5 NAME ORIGIN: For Ours Pierre Armand Petit Dufrenoy (1792-1857), French mineralogist, National School of Mines, Paris, France. Duftite-alpha     PbCu(AsO4)(OH) NAME ORIGIN: Named in 1920 for G. Duft, general manager of the mine at Tsumeb, Namibia. Duftite-beta ?     PbCu(AsO4)(OH) NAME ORIGIN: Named in 1920 for G. Duft, general manager of the mine at Tsumeb, Namibia. Duftite-beta - compositional intermediate in the duftite-conichalcite series  (see Duftite-alpha ) See Also: GOOGLE, Athena, MinDAT, MinMax Dugganite     Pb3Zn3Te(As,V,Si)2(O,OH)14 NAME ORIGIN: Named after Marjorie Duggan, analytical chemist, in reference to her discovery of Te6+ [hexavalent tellurium] in nature. Duhamelite ?     Pb2Cu4Bi(VO4)4(OH)3•8(H2O) NAME ORIGIN: Named in 1981 for J. E. DuHamel, geologist, Phelps Dodge Corp., who found the mineral. Duhamelite *  (see Mottramite ) See Also: GOOGLE, Athena, MinDAT, MinMax Dukeite !     Bi+++24Cr++++++8O57(OH)6(H2O)3 NAME ORIGIN: Named for Duke University, Duham, North Carolina, USA and for the Mary Duke Biddle Foundation. Dumontite     Pb2(UO2)3O2(PO4)2•5(H2O) NAME ORIGIN: Named for A.H. Dumont Dumortierite     Al6.5-7(BO3)(SiO4)3(O,OH)3 NAME ORIGIN: Named after the French paleontologist, M. E. Dumortier (1803-1873). Dundasite     PbAl2(CO3)2(OH)4•(H2O) NAME ORIGIN: Named after its locality. LOCALITY: Dundas and Mt. Read, Tasmania. Dunhamite - plumbotellurite (?)  (see Plumbotellurite ) See Also: GOOGLE, Athena, MinDAT, MinMax Duplicate (see 28-4-6-1) *  (see Klyuchevskite-Duplicate ) See Also: GOOGLE, Athena, MinDAT, MinMax Durangite     NaAl(AsO4)F NAME ORIGIN: Named for th locality. LOCALITY: Barranca tin mine, about 30 km northeast of Coneto de Comonfort, Durango, Mexico. Duranusite     As4S NAME ORIGIN: Named for the locality. LOCALITY: Duranus, Alpes-Meritimes, France. Mina Capillitas, an epithermal deposit in the Province of Catamarca, Argentina. Durdenite *  (see Emmonsite ) See Also: GOOGLE, Athena, MinDAT, MinMax Dusmatovite     K(K,Na,[ ])(Mn++,Y,Zr)2(Zn,Li)3Si12O30 NAME ORIGIN: For Vyacheslav Djuraevitch Dusmatov (1936-), Mineralogist and geologist who has done much work at the locality. LOCALITY: The Dara-i-Pioz alkaline massif, Tien Shan, Tajikistan. Dussertite     BaFe+++3(AsO4)2(OH)5 NAME ORIGIN: Named for Desire Dussert (1872-?), French mining engineer who worked in Algeria. Duttonite     V++++O(OH)2 NAME ORIGIN: Named for Clarence Edward Dutton (1841-1912), American geologist with the U.S. Geological Survey, an early worker on the Colorado Plateau. Dwornikite     (Ni,Fe++)SO4•(H2O) NAME ORIGIN: Named for Edward J. Dwornik (1920- ), Lunar geologist and mineralogist, U.S. Geological Survey, Washington, D.C., USA, Dypingite     Mg5(CO3)4(OH)2•5(H2O) NAME ORIGIN: Named after the locality. LOCALITY: Dypingdal serpentine-magnesite deposit, Snarum, Norway. Dysanalyte (Nb) *  (see Perovskite ) See Also: GOOGLE, Athena, MinDAT, MinMax Dyscrasite     Ag3Sb NAME ORIGIN: From the Greek, meaning "bad alloy." Dzhalindite     In(OH)3 NAME ORIGIN: Named for the locality. LOCALITY: Dzhalinda tin deposit, Little Khingan Ridge, Far Eastern Region, Russia. Dzharkenite     FeSe2 NAME ORIGIN: Named after its locality. LOCALITY: In the Suluchekinskoye Se-U deposit, Dzharkenskaya depression, SE Kazakhstan. Dzhezkazganite *     (Pb,Cu,Rh)S2 (?) NAME ORIGIN: Named for the locality. LOCALITY: Dzhezkazgan deposits, Kazakhstan.

Index A Minerals Index B Minerals Index C Minerals Index D Minerals Index E Minerals Index F Minerals Index G Minerals Index H Minerals Index I Minerals Index J Minerals Index K Minerals Index L Minerals Index M Minerals Index N Minerals Index O Minerals Index P Minerals Index Q Minerals Index R Minerals Index S Minerals Index T Minerals Index U Minerals Index V Minerals Index W Minerals Index X Minerals Index Y Minerals Index Z Minerals All LEGEND Minerals identified with this icon have a sound file, courtesy of The Photo-Atlas of Minerals, which gives the pronunciation of the mineral name. Minerals identified with this icon have an image or picture in the database which may be viewed. Minerals identified with this icon have a Java crystal form, created with the program JCrystal, which can be manipulated and rotated. This icon links the mineral to the locality-rich information contained in Mindat.org. Minerals identified with this icon are radioactive. - Detectable with very sensitive instruments, - very mild, - weak, - strong, - very strong, - dangerous. * Mineral Name is Not IMA Approved. ! New Dana Classification Number Has Been Changed or Added. ? IMA Discredited Mineral Species Name.

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