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Diaoyudaoite: NaAl11O17
Comments: Dark green crystalline diaoyudaoite. Location: Novosibirsk District, Siberia, Russia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Dickinsonite: KNa4Ca(Mn++,Fe++)14Al(PO4)12(OH)2
Comments: Salmon-colored, crystalline dickinsonite. Location: Branchville, Fairfield County, Connecticut, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Dickite: Al2Si2O5(OH)4
Comments: Porcelaneous pure white massive dickite. Location: Beaver County, Utah, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Dickthomssenite: Mg(V+++++2O6)·7(H2O)
Comments: White, translucent balls of fiberous aggregates of dickthomssenite on matrix. Location: Vanadium Queen Mine, Paradox District, La Sal Area, San Juan County, Utah, USA. Scale: See Image. © Jeff Weissman / Photographic Guide to Mineral Species
Dietrichite: (Zn,Fe++,Mn)Al2(SO4)4·22(H2O)
Comments: Pale beige fibrous dietrichite. Location: Baia Sprie, Transylvania, Maramures, Romania. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Dietzeite: Ca2(IO3)2(CrO4)
Comments: Yellow crystalline coating of dietzeite on matrix. Location: Iquique, Tarapaca, Chile. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Dittmarite: (NH4)Mg(PO4)·(H2O) Newberyite: Mg(PO3OH)·3(H2O)
Comments: Translucent crystalline dittmaritewith more opaque newberyite. Location: Skipton Caves, Victoria, Australia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Dixenite: Cu+Mn++14Fe+++(As+++O3)5(SiO4)2(As+++++O4)(OH)6
Comments: Deep red translucent crystalline grains of dixenite. Location: Langban, Varmland, Sweden. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Djerfisherite: K6Na(Fe,Cu,Ni)25S26Cl
Comments: Bronze metallic grains of djerfisherite in white feldspar. Location: Khibiny Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Dmisteinbergite: CaAl2Si2O8 Wairakite: CaAl2Si4O12·2(H2O)
Comments: Pearly platy crystalline dmisteinbergite with dull white wairakite on matrix. Location: Kurumazawa, Katashina, Gumma, Japan. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species