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(Nb,Fe)-substituted anatase from
Herrebøkasa, Aspedammen, Idd, Halden, Østfold, Norway


02363000014953289448338.jpg
(Nb,Fe)-substituted anatase

Herrebøkasa, Aspedammen, Idd, Halden, Østfold, Norway
02363000014953289448338.jpg
(Nb,Fe)-substituted anatase

Herrebøkasa, Aspedammen, Idd, Halden, Østfold, Norway
02363000014953289448338.jpg
(Nb,Fe)-substituted anatase

Herrebøkasa, Aspedammen, Idd, Halden, Østfold, Norway
Locality type:Quarry
Classification
Species:Anatase var: (Nb,Fe)-substituted anatase
Formula:(Ti0.5Nb0.25)Σ1.00O2
Chemical Analyses:
Oxide wt%:
1
SiO20.88 %
TiO244.06 %
Fe2O318.96 %
Nb2O533.06 %
Ta2O51.61 %
Total:98.57 %
Empirical formulas:
1(Ti0.5Nb0.25)Σ1.00O2
Sample references:
1 -
Raade, Gunnar, Kristiansen, Roy (1997) (Nb,Fe)-substituted anatase from Herrebøkasa, Østfold, Norway, in Kongsberg Mineralsymposium 1997. STEIN. Nordisk magasin for populær geologi, 24 (3) 122-123
Comments:As alteration products of a mectamict mineral, euxenite or polycrase with XRD powder pattern of anatase but with smaller spaceing (larger unit cell) (Raade & Kristiansen 1997)
Habit:Fine-grained
Colour:Mustard yellow
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view (Nb,Fe)-substituted anatase data
Locality Data:Click here to view Herrebøkasa, Aspedammen, Idd, Halden, Østfold, Norway
Data Identifiers
Mindat Occurrence Record ID:1294166
Long-form Identifier:1:3:1294166:7
GUID (UUID V4):6bf358f6-d740-40fd-9560-0d92947afabd
References
Raade, Gunnar, Kristiansen, Roy (1997) (Nb,Fe)-substituted anatase from Herrebøkasa, Østfold, Norway. Norsk Bergverksmuseum Skrift, 12. 14-15
Reference Search (possible matching items)
Raade, Gunnar, Kristiansen, Roy (1997) (Nb,Fe)-substituted anatase from Herrebøkasa, Østfold, Norway. Norsk Bergverksmuseum Skrift, 12. 14-15
Journal (article/letter/editorial)
Skrift, 12, 14-15 (Nb,Fe)-substituted anatase from Herrebøkasa, Østfold, Norway Gunnar Raade and Roy...Roy Kristiansen Abstract Fine-grained yellow anatase, forming pseudomorphs after euxenite or polycrase...polycrase, has a larger unit cell than normal anatase and a composition close to (Tio.flb 0.2SFe 0.2J El.000...from the Herrebøkasa granite pegmatite in Østfold - gives an X-ray powder pattern of anatase, but with...to 1OOO°Cfor 24 hrs. The dull yellow substance (anatase) forms pseudomorphs after prismatic crystals up
Raade, Gunnar (2019) Min publikasjonsliste og litt til. Norsk Mineralsymposium 2019, 132-140
Journal (article/letter/editorial)
(1966): Note on powellite (CaMoO4), a new mineral for Norway. Norsk Geologisk Tidsskrift 46, 121122. Raade,...Oslo Region. Contributions to the mineralogy of Norway, No. 39. Norsk Geologisk Tidsskrift 48, 259. Raade...Eiker Church. Contributions to the mineralogy of Norway, No. 40. NorskGeologisk Tidsskrift 49, 227-239...new hydrous basic carbonate of magnesium, from Norway. American Mineralogist 55, 1457-1465. Raade, G...anorthosite. Contributions to the mineralogy of Norway, No. 43. Norsk Geologisk Tidsskrift 50, 241-243
Larsen, Alf Olav, Kjærnet, Torfinn - Eds. (2019) Norsk Mineralsymposium 2019. Norsk Mineralsymposium
Journal (volume)
discoveries from the Larvik Plutonic Complex, southern Norway 47 Harald Oskar Folvik Mineralene fra Skjerpemyr...Michalsen Mineralene fra Minge blygruve, Sarpsborg, Østfold 71 Vegard Evja Mineraler fra Fikkjebakke industriområde...richterite from the Hydro quarry, Fen complex, Southern Norway: crystallographic data and crystal-chemistry 102...locality at the Kjennerudvann lake, Kongsberg, Norway 110 Roy Kristiansen and Hans Christian Olsen...old, new mineral to Norway 116 Roy Kristiansen Lithium mineralization in Norway: a review 119 Gunnar
 
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