Minerals
Gunnar Färber
Nabalamprophyllite xx | Gordon Butte alkaline Pegmatite, Martinsdale, Meagher Co., Montana / USA; highly lustrous long tabular brownish crystals of 5 mm, very rich in a Nepheline-Aegirine-Quartz Matrix; KS 48,00; NS 85,00 |
Nadorit xx | Djebel Nador, Quacentina, Constantine Prov. / Algerien / TYP; gelblich-braune hochglänzende tafelige um 1 cm große Kristalle, verwachsen zu dichten massiven Aggregaten aus reinem Nadorit, mit schönen frei stehenden Kristallen auf Kluftzonen. Zum Teil begleitet von gelben Bindheimit; KS 38,00 |
Nafertisite xx | Nanna Pegmatite, Narssarssuk, Igaliku, Narsaq, Kitaa Prov. / Greenland; crystal aggregates of brownish parallel-growing 5 mm needle crystals, very rich on Natrolite matrix; MM 28,00; KS 48,00; NS 148,00 |
Nagashimalite xl | Mogurazawa Mine, Kiryu, Gumma Pref., Honshu Island / Japan /TYP; dark green tabular crystal of 1 mm in Rhodonite-Quartz matrix; MM 48,00; KS 75,00 |
Namibite xls | Mesopotamia 504, Mesopotamia Copper Valley, Khorixas, Kunene Region / Namibia / TYP; this rare Co-Bi-Vanadate occurs as olive green crystal aggregates on Quartz; KS 28,00 |
Nanpingite xx | Mawi Pegmatite, Nilaw-Kolum, Du Ab District, Nuristan Prov. / Afghanistan; the extremely rare Cesium silicate Nanpingite forms snowflake like crystal aggregates of 2 mm, as floating inclusions in transparent gemmy Pollucite crystals of 2 cm (KS) to 4 cm (NS). Absolutely top material for both species !; KS 165,00; NS 250,00 |
Narsarsukite xls | Illutalik Island, Ilimaussaq, Narsaq, Kujalleq/ Greenland; glassy green prismatic crystals of 5 mm, in fine grained Albite/Aegirine matrix; KS 28,00; NS 38,00 |
Narsarsukite xx | Igdlutalik Island, Ilimaussaq, Narsaq, Kitaa / Greenland; green prismatic crystals of 5 mm, in fine grained Albite-Aegirine matrix; KS 28,00 |
Natanite xx | Potosí Mine, Francisco Portillo, Santa Eulalia, Mun. de Aquiles Serdán, Chihuahua / Mexico; transparent gemmy orange crystals to 1mm, together with pinkish Rhodochrosite crystals of 5 mm on matrix; KS 38,00 |
Natrite xx | Owens Lake, Olancha, Inyo Co., Kalifornien / USA; white massive micro crystalline aggregates of a mixture of Natrite and Thermonatrite; KS 19,00 |
Natrochalcit xx | Mina Chuqui, Chuquicamata, Calama, II-Region, Atacama Desert / Chile / TYP; grüne hochglänzende um bis 3 mm große Kristalle, sehr reich auf Kluftzonen in Andesit Matrix; MM 28,00; KS 38,00 |
Natrodufrenite xx | Greifenstein Rock, Ehrenfriedersdorf, Erzgebirge, Saxony / Germany; olive-green ball-like crystal aggregates, very rich as globular aggregates on Quartz matrix; KS 28,00; NS 65,00 |
Natrolit xx | Mt. Kukisvumchorr, Khibiny Massif, Kola Peninsula / Rußland; "Pseudomorphose von Natrolit nach Cancrinit" hellbrauner |
Natrolite xx | Mt. Hohentwiel, Singen, Hegau, Baden-Württemberg / Germany / TYP; yellowish brown radial accicular aggregates of 1,5 cm, very rich on Phonolite matrix. Old specimen from the German type location of Natrolite, collect in 1932; KS 19,00; NS 38,00 |
Natrolite xx | Dolni Zalezly, Usti nad Labem, Bohemia / Czech Republic; white needle crystals of 1,5 cm, very rich on dark Basalt matrix. |
Natropharmacoalumite xx | Maria Josefa Gold Mine, Rodalquilar, Níjar, Almería, Andalusia / Spain / TYP; transparent gemmy colorless to pale yellowish crystals of 0,7 mm with some Jarosite and Kaolinite in vugs in Quartz matrix; KS 48,00; NS 85,00 |
Natropharmacosiderit xx | Mina Veta Negra, Pampa Larga, Tierra Amarilla, Copiapó, III Region, Atacama Desert / Chile; hellgelblich-grüne hochglänzende glasklare würfelige um 0,5 mm große Kristalle, sehr reich auf Kluftzonen in Quarz-Goethit Matrix. Natropharmacosiderit ist mit Abstand der seltenste Vertreter der Parmacosiderit Gruppe; KS 65,00; NS 95,00 |
Natropharmacosiderite xx | Mina Veta Negra, Pampa Larga, Tierra Amarilla, Copiapo, III Region, Atacama Desert / Chile; transparent pale yellowish-green cube-like crystals of 0,5 mm, very rich on vugs in Quartz-Goethite matrix.; KS 28,00; NS 48,00 |
Natrouranospinite xx | Talmessi Mine, Anarak District, Nain County, Esfahan Prov. / Iran; tabular yellow crystals to 2 mm together with pale green Annabergite on fracture zones in beige Quartzite matrix; MM 48,00; KS 85,00 |
Nekrasovite xls | La Platriere Quarry, Granges, Sion, Wallis / Switzerland; brown metallic crystalsto 1 mm on vugs in Anhydrite-Sulfur matrix; |
Nekrasovite xx | La Plâtrière Quarry, Granges, Sion, Vallis / Switzerland; brown metallic crystals of 0,5 mm on Anhydrite-Sulfur matrix; KS 65,00 |
Nelenite xx | Huanggang, Keshiketeng, Chifeng Pref., Inner Mongolia Region / China; the very rare Manganese-Iron-Arsenate-Silicate forms very rich aggregates of pale brownish hexagonal tabular crystals of 1 mm, as surrounding crust on 2 cm large Calcite crystals. Together with well terminated 3 to 5 cm large Quartz crystals. This are the finest Nelenit crystal specimens ever find. Free standing crystals of Nelenite was unknown before: Reference: RRUFF ID 120148 ; NS 245,00; HS 450,00 |
Neotocite (xls) | Kamibishi Mine, Tochigi Pref.,Kanto Region, Honshu Island / Japan;waxy bright dark brownish 2 cm aggregates on Rhodochrosite-Quartz matrix; KS 19,00; NS 38,00 |
Nepheline xx | Vallerano Quarry, Valleranello, Roma, Latium / Italy; colorless transparent hexagonal prismatic crystals to 4 mm, together with dark greenish 5 mm Augite crystals, very rich on Basalt matrix. Nice old specimens collected around 1975; NS 28,00; HS 85,00 |
Nepouite | Népoui Mine, Népoui, Nouméa, Northern Prov. / New Caledonia / TYP; waxy green aggregates of 1 cm, very rich on Serpentinite matrix; MM 14,00; KS 28,00 |
Nevskite xx | Poruda pod Vihorlom, Jovsa, Michalovce, Kosice / Slovakia; lamellar intergrowths of Nevskite + Ingodite as zones surrounding tabular Teluronevskite crystals to 3 mm on thin veins in Andesine. Very good specimens from a recent find in a newly discovered area; KS 48,00 |
Newberyite xx | Paoha Island, Mono Lake, Mono Co., California / USA; prismatic white aggregates of 1,5 cm (MM) 2,5 cm (KS) to 4 cm (NS). These aggregates are clusters of inter-grown white 5 mm crystals of Newberyite, pseudomorphs after very large Struvite crystals; |
Nezilovit xx | Kalugeri Hill, Babuna Valley, Jakupica Mts., 15 km n/w of Nezilovo, Veles / Makedonien / TYP; schwarz metallische hochglänzende um 5 mm große tafelige Kristalle neben Phlogopit Kristallen, in hell-violettem dolomitischen Marmor; |
Nickeline (xls) | Hans Georg Mine, Röttis, Jocketa-Neuensalz, Plauen, Vogtland, Saxony / Germany; bronze metallic crystals aggregates of 1 cm together with green Annabergite on pale brownish Barite matrix. Nice specimens from a rare German location; KS 38,00; NS 48,00 |
Nickellotharmeyerite xx | km-3 Mine, Lavrion, Attika / Greece; greenish-yellow microcrystalline aggregates, very rich on vugs in Quartz-Calcite matrix. Very rich specimens; KS 38,00; NS 65,00 |
Nickelphosphide (xx) | Gebel Kamil Ataxite Meteorite, Al Wadi al Jadid, East-Uweinat Desert / Egypt; thje Nickelphosphide occurs as 20 µm rims surrounding Iron crystals of 150 µm and is the matrix of this Meteorite. Intergrown with these are long-prismatic Schreibersite crystals to 1 cm with surrounding rims to 1 mm x 0,5 mm of Daubreelite and Troilite; KS 85,00 |
Nickelskutterudite xls | Pöhla-Tellerhäuser Mine, Pöhla, Schwarzenberg, Erzgebirge, Saxony / Germany; nice crystals clusters of white metallic crystals of 1 cm, together with grey metallic Rammelsbergite and pale brownish Sphalerite. Old specimens, collect around 1900; |
Nickel-talmesite xx | Aït Ahmane, Bou Azzer, Tazenakht, Ouarzazate Prov. / Morocco / TYP; colorless to very pall-green glassy crystals, very rich on vugs in greenish Pecoraite matrix; MM 48,00; KS 75,00 |
Nickel-talmessit xx | Agua Amarga District, Vallenar, III Region, Atacama Desert / Chile; hellgrüne hochglänzende um bis 2 mm große Kristalle sehr reich als dichter Kristallrasen auf großen Kluftzonen in Serpentinit-artiger Matrix. Hervorragende Stufen, deutlich besser als das erst vor wenigen Monaten beschriebene TYP Material aus Marokko; KS 65,00; NS 125,00 |
Nifontovite X | Charcas, Mundo de Charcas, San Luis Potos / Mexico; colorless highly lustrous glass-clear long-prismatic crystals of 1,5 cm (MM) to 2,5 cm (KS). This new find has brought out the finest-known specimens of this rare species; MM 28,00; KS 48,00 |
Nioboaeschynite-(Y) (xx) | Quadeville, Lyndoch Township, Renfrew Co., Ontario / Canada; yellowish brown glassy blocky aggregates of 1 cm in reddish brown Feldspar. Particular together with Zircon and Thorian-Britholite. Very good specimens of the new species; MM 48,00 |
Nioboaeschynite-(Y) xls | Landsverk, Evjeog Hornnes, Aust-Agder /Norway; this rare Y-Nb-Ti-oxide occurs as glassy dark orange-brownish massive crystal aggregates of 2 cm (KS) to 3 cm (NS). Newly re-examined old samples collected around 1920; KS 38,00; NS 75,00 |
Niocalite xx | Oka, Oka Carbonatite Complex, Deux-Montagnes Co., Quebec / Canada / TYP; pale-yellowish brown glassy long prismatic crystals up to 1 cm with some black cubs of Latrappite crystals and Magnetite in Calcite-Apatite matrix; KS 28,00 |
Nissonite xx | Llanada Mine, Panoche Valley, San Benito Co., California / USA / TYP; pale green glassy crystals intergrown to rich crystal aggregates very rich on vugs on Glaucophane Quartz matrix; KS 28,00 |
Norbergit xx | Limberg Quarry, Pargas, Turku-Pori, Länsi-Suomen Lääni / Finnland; orange hoch glänzende glasige um 3 mm große Kristalle, sehr reich in Calcit Matrix. Sehr schöne Stufen; KS 19,00; NS 28,00 |
Nordenskiöldine xx | MW Claim, 1 km north of Screw Creek, Cassiar Mts., 15 km north west of Swift River, Yukon Territory / Canada; waxy white vein-like aggregates approx 3 mm thick, with colorless Danburite in a greenish-grey Calcite matrix. Outstanding specimens of this |
Nordstrandit xx | Děpoltovice, Karlovy Vary, Böhmen / Tschechische Republik; farblose bis beige-weiße hochglänzende um 2 mm große kugelig - schalige Aggregate, sehr reich auf flachen Kluftzonen in Basalt; KS 28,00; NS 38,00 |
Normandit xx | Mt. Putelichorr, Khibiny, Kola Peninsula, Northern Region / Rußland; orange braune hochglänzende radialstrahlige um 2 cm große Aggregate, neben dunkelgrünen radialstrahligen Aegirin Kristallen in heller Melilit - Feldspat Matrix, sehr schöne Stufen von einer neuen Fundstelle; KS 28,00; NS 38,00 |
Norsethite xls | Kremikovtsi Iron Mine, Kremikovtsi, Sofia / Bulgaria; pale brownish tabular crystals of 3 cm, very rich on vugs in massive brownish Goethite matrix; KS 38,00; NS 65,00 |
Northupite xl | 350 Foot depth, Searles Lake, San Bernardino Co., California / USA / TYP; bright grey-brownish semi-transparent bipyramidal single crystals of 1 cm (MM) to 1,5 cm (KS). Old specimens collected in the 1960s; MM 19,00; KS 28,00 |
Northupite xl | Searles Lake, San Bernardino Co., California / USA / TYP; grey well terminated bi-pyramidal single crystals of 1,5 cm; KS 28,00 |
Nsutite xls | Sítiodo Castelo Mine, Folgosinho, Gouveia, Distrito da Guarda / Portugal; dark grey metallic crystal aggregates of 5 mm on matrix; KS 19,00 |
Nsutite xx | Nsuta Mine, Nsuta-Wassaw, Tarkwa, Western Region / Ghana / TYP; grey semi-metallic massive aggregates with tiny free standing crystals in small vugs. Old specimen collect all-round 1965; KS 28,00 |
Nukundamite xx | Undu Mine, Nukundamu, Vanua Levu Island / Fiji Islands / TYP; copper-red-metallic tabular crystals to 1 mm, with some blue-metallic Idaite and yellowish Pyrite. Absolutely unique specimens collected around 1940; MM 38,00 |
Nyboite xx | Palos Hill, Gria Spilia, Syros Island, Aegean Sea / Greece; dark blue semi-transparent gemmy crystals of 5 mm, very rich on a matrix of greenish-grey Jadeite crystals and some Muscovite. Nyboite is only developed under extremely high pressure in very deep subduction zones; KS 48,00; NS 95,00 |
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xx = crystals
(xx)= partial or intergrown crystals
X or x = single crystal
Capsel (capsule) = 0.1 to 0.5 cm
MM = micromount approx. 0.5 to 1.0 cm
KS = small piece approx. 1.5 to 4 cm;
NS = average-sized piece approx. 4 to 7 cm
HS = hand-sized piece 7 to 10 cm;
GS / MS = museum-sized pieces larger than 10 cm
xls = crystals; (xls) = partial or intergrown crystals; xl = single crystal.
Capsule= 0.1 to 0.5 cm; MM = micromounts approx. 0.5 to 1.5 cm; KS = small piece approx. 1.5 to 4 cm.
NS = average-sized piece approx. 4 to 7 cm; HS = hand-sized piece 7 to 10 cm; GS / MS = museum-sized pieces larger than 10 cm.