Click on thumbnails for a larger image. Please be patient since some of these pages of thumbnail images take some time to load. These mineral photos are copyrighted by their owners and may not be used without permission.
Natroniobite: NaNbO3
Comments: Olive-green colored translucent crystalline natroniobite fragments. Location: Lesnaya Varaka Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Natrosilite: Na2Si2O5
Comments: Colorless, clear to translucent crystalline natrosilite fragment, found in pale pink ussingite. Location: Lovozero Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Natroxalate: Na2C2O4
Comments: Colorless transparent crystalline natroxalate fragment. Location: Mount Kukisvumchorr, Khibiny Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Navajoite: V2O5·3(H2O)
Comments: Purple-brown adamantine navajoite coatings on conglomerate. Location: Monument #2 Mine, Monument Valley, Apache County, Arizona, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Nekoite: Ca3Si6O15·7(H2O)
Comments: Sprays of translucent acicular nekoite crystals. Location: Iron Cap Mine, Graham County, Arizona, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Neltnerite: CaMn+++6SiO12
Comments: Black neltnerite microcrystals lining vugs. Location: Manganese Creek, Keeweenaw County, Michigan, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Neotocite: (Mn,Fe++)SiO3·(H2O) (?)
Comments: Dark brown resinous massive neotocite. Location: Buzzarla Mine, San Luis Obispo County, California, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Newberyite: Mg(PO3OH)·3(H2O) Dittmarite: (NH4)Mg(PO4)·(H2O)
Comments: Translucent crystalline dittmaritewith more opaque newberyite. Location: Skipton Caves, Victoria, Australia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Newberyite: Mg(PO3OH)·3(H2O) Hannayite: (NH4)2Mg3H4(PO4)4·8(H2O)
Comments: Translucent white prismatic crystals of hannayite on brown newberyite. Location: Skipton Caves, Victoria, Australia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Newberyite: Mg(PO3OH)·3(H2O) Monetite: CaHPO4
Comments: Tan coatings of monetite on white newberyite pseudomorphous after struvite crystal. Location: Mono Lake, Mono County, California, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Newberyite: Mg(PO3OH)·3(H2O)
Comments: Crudely formed crystal newberyite aggregate. Location: Skipton Caves, near Balarat, Victoria, Australia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Neyite: AgCu3Pb12.5Bi13S34
Comments: Black foliated metallic neyite on quartz. Location: near Hope, British Columbia, Canada. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Nimite: (Ni,Mg,Fe++)5Al(Si3Al)O10(OH)8
Comments: Dark green nimite aggregates on white calcite. Location: Planalto, Rio Grande do Sol, Brazil. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Ningyoite: (U,Ca,Ce)2(PO4)2·1-2(H2O)
Comments: Greenish-black fine grained ningyoite masses with minor rock. Location: Ningyo-Toge Mine, Okayama, Japan. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Nioboaeschynite-(Ce): (Ce,Ca)(Nb,Ti)2(O,OH)6
Comments: Opaque, resinous crystal fragment of nioboaeschynite-(Ce). Location: Bayan Obo deposit, Darhan Muminggan United Banner, Baotou League, Inner Mongolia Autonomous Region, China. Scale: Picture Size 1 cm. © Jeff Weissman / Photographic Guide to Mineral Species
Niobophyllite: K2Na(Fe++,Mn)7(Nb,Ti)2Si8O26(OH)4(F,O)
Comments: Blackish-brown resinous to silky fibrous niobophyllite coatings on quartz. Location: Seal Lake area, Labrador, Newfoundland, Canada. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Niocalite: Ca14Nb2(Si2O7)4O6F2
Comments: Yellowish brown crystal prisms of niocalite in a carbonatite rock matrix. Location: Oka, Oka complex, Deux-Montagnes Co., Québec, Canada. Scale: Crystal length 1 cm. © Jeff Weissman / Photographic Guide to Mineral Species
Nissonite: Cu2Mg2(PO4)2(OH)2·5(H2O)
Comments: Pale blue nissonite crusts on rock. Location: Panoche Valley, San Benito County, California, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Niter: KNO3
Comments: Tan to white crystalline granular niter. Location: Buffalo River Valley, Searcy County, Arkansas, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Nitromagnesite: Mg(NO3)2·6(H2O)
Comments: Tan crystalline nitromagnesite grain, deliquescent. Location: Baume, Jura, France. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species