Mineral Specimen Images (E)

Eirikite: KNa6Be2(Si15Al3)O39F2

Comments: Radial aggregates of silky white eirikite crystals in matrix.
Location: Mt. Eveslogchorr, Chibiny, Kola, Russia. Scale: Not Given.
© Diederik Visser

Eitelite: Na2Mg(CO3)2

Comments: Pale yellow crystalline eitelite.
Location: Mapco Shrine Hospital Well #1 drill core, Green River Formation, Duchesne County, Utah, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Ekanite: ThCa2Si8O20

Comments: Complex specimen of many minerals, most notable are four red ekanite crystals (rare!) scattered around the specimen.
Location: Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mt Saint-Hilaire, Rouville Co., Québec, Canada. Scale: 6x4x4 cm.
© John Betts - Fine Minerals

Ekaterinite: Ca2B4O7(Cl,OH)2·2(H2O)

Comments: Pale pink crystalline cleavage fragment of ekaterinite.
Location: Novofrolovskoye, Sverdlovsk District, Northern Urals, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Ekatite: (Fe+++,Fe++,Zn)12(OH)6[AsO3]6[AsO3,HOSiO3]2

Comments: Divergent spray of dark brown acicular ekatite crystals.
Location: Tsumeb mine, Namibia.. Scale: 15 mm Tall.
© William Pinch

Elbaite: Na(Li,Al)3Al6(BO3)3Si6O18(OH)4

Comments: Doubly terminated tri-color elbaite (tourmaline) with minor white clevelandite (albite).
Location: Himalaya mine, San Diego County, California, USA. Scale: 3 x 1.5 cm.
© Fabre Minerals

Elbaite: Na(Li,Al)3Al6(BO3)3Si6O18(OH)4

Comments: Gemmy-blue crystal of elbaite (Indicolite) tourmaline.
Location: Morro Redondo Mine in Minas Gerais, Brazil. Scale: Crystal size 8.5 cm.
© Kevin Ward

Ellenbergerite: Mg6TiAl6Si8O28(OH)10

Comments: Pale pink glassy nearly pure mass of ellenbergerite.
Location: Dora-Meira Massif, Parigi, Piemonte, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Ellestadite: Ca5(SiO4,PO4,SO4)3(F,OH,Cl)

Comments: Honey yellow hexagonal dipyramids of ellestadite in light blue marble matrix.
Location: Crestmore Quarry, Riverside County, California, USA. Scale: 6 x 7.7 cm.
© John Veevaert

Ellestadite-(Cl): Ca5(SiO4,PO4,SO4)3(Cl,OH,F)

Comments: Pale yellow rounded crystals of ellestadite-(Cl) (chlorellestadite), in blue marble.
Location: Jensen Quarry, Jurupa, Riverside Co., California, USA. Scale: Crystal Length 5 mm.
© Jeff Weissman / Photographic Guide to Mineral Species

Ellestadite-(F): Ca5(SiO4,PO4,SO4)3(F,OH,Cl)

Comments: Blue-green granular fluorellestadite in calcium rich rock matrix.
Location: Kopeisk, Chelyabinsk District, Southern Urals, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Ellestadite-(OH): Ca5(SiO4,SO4)3(OH,Cl,F)  
Yeelimite: Ca4Al6O12(SO4)

Comments: Ye'elimite and hydroxylellestadite intimately intergrown as a brownish aggregate in massive anhydrite.
Location: Ronneburg U deposit, Gera district, Thuringia, Germany. Scale: Picture size 6 mm.
© Thomas Witzke / Abraxas-Verlag

Ellestadite-(OH): Ca5(SiO4,SO4)3(OH,Cl,F)

Comments: Pale violet crystalline massive hydroxylellestadite.
Location: Crestmore Quarry, Riverside County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Ellisite: Tl3AsS3

Comments: SEM image of ellisite grains showing rhombohedral cleavage fragments. (AmMin, v64,701).
Location: Mineralized laminated carbonaceous dolomite beds in the Carlin gold deposit, Eureka County, Nevada, USA. Scale: See Image.
© American Mineralogist

Elpasolite: K2NaAlF6

Comments: Colorless crystal of elpasolite in matrix.
Location: Cetine di Cotorniano mine (Cetine mine), Rosia, Siena, Tuscany, Italy. Scale: Picture size 2.5 mm.
© Thomas Witzke / Abraxas-Verlag

Elpidite: Na2ZrSi6O15·3(H2O)

Comments: Blocky, intergrown crystals of elpidite.
Location: Narsasuk, Greenland. Scale: Crystal size 2 cm.
© John Veevaert

Elpidite: Na2ZrSi6O15·3(H2O)  
Gjerdingenite-Mn: (K,Na)2(Mn,Fe)(Nb,Ti)4(Si4O12)2(O,OH)4·6(H2O)

Comments: Golden brown crystal of gjerdingenite-Mn, in white elpidite.
Location: Gjerdingselva (Gjerdingen), Nordmarka, Lunner, Oppland, Norway. Scale: Crystal Size 0.02 cm.
© Jeff Weissman / Photographic Guide to Mineral Species

Elyite: Pb4Cu(SO4)O2(OH)4·(H2O)

Comments: Purple acicular crystals of elyite.
Location: Kurfurst-Ernst, Bonkhausen, Sauerland, Nordrhein-Westfalen, Germany. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Embolite: Ag(Br,Cl)

Comments: An exposed 3 x 2 cm vug in barite completely filled with a mass of embolite comprised of myriad crystals to 2 mm.
Location: Broken Hill Mine, New South Wales, Australia. Scale: Picture size 4 cm.
© John Veevaert

Embolite: Ag(Br,Cl)  
Iodargyrite: AgI

Comments: Cubo-octahedral crystals of iodaryrite (I) with smaller and darker octahedral crystals of embolite (E).
Location: Broken Hill, New South Wales, Australia. Scale: Specimen size 2x1 cm.
© Dave Barthelmy