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![Black nioboheftetjernite with visually indistinguishable rossovskyite, ilmenite, and rutile. FOV 1.2 mm. Specimen CMNMC 51710. Photo: P. Sokoloff and I. Lykova.]()
![Powder infrared absorption spectra of: (a) dmitryvarlamovite with admixtures of columbite-(Fe) and the phase FeNbO4; and (b) rossovskyite.]()
![First thumbnail for: Dmitryvarlamovite, Ti 2 (Fe 3+ Nb)O 8 , a new colu...]()
![Second thumbnail for: Dmitryvarlamovite, Ti 2 (Fe 3+ Nb)O 8 , a new colu...]()
![Third thumbnail for: Dmitryvarlamovite, Ti 2 (Fe 3+ Nb)O 8 , a new colu...]()
![Associations of dmitryvarlamovite (Dmv) with monazite-(Ce) (Mnz-Ce), columbite-(Fe) (Clb-Fe) and a phase with the simplified formula FeNbO4 (presumably, rossovskyite dimorph isostructural with dmitryvarlamovite). Back-scattered electron images of polished sections. The abbreviations are after Warr (2021).]()
![First thumbnail for: Nioboheftetjernite, ScNbO 4 , a new mineral from t...]()
![Second thumbnail for: Nioboheftetjernite, ScNbO 4 , a new mineral from t...]()
![Third thumbnail for: Nioboheftetjernite, ScNbO 4 , a new mineral from t...]()
![The crystal structure of dmitryvarlamovite projected along (a) the a axis and (b) the b axis compared with the crystal structure of rossovskyite projected on (c) the (ab) plane and (d) the (bc) plane to show differences in the arrangement of the M1O6 and M2O6 octahedra. The unit cells are outlined. Drawn using the VESTA 3 program (Momma and Izumi, 2008).]()
![First thumbnail for: Columbite supergroup of minerals: nomenclature and...]()
![Second thumbnail for: Columbite supergroup of minerals: nomenclature and...]()
![Third thumbnail for: Columbite supergroup of minerals: nomenclature and...]()
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![First thumbnail for: WinClbclas , a Windows program for columbite-super...]()
![Second thumbnail for: WinClbclas , a Windows program for columbite-super...]()
![First thumbnail for: Importance of Ca-rich fluids for the formation of ...]()
![Second thumbnail for: Importance of Ca-rich fluids for the formation of ...]()
![Third thumbnail for: Importance of Ca-rich fluids for the formation of ...]()
1-14 OF 14 RESULTS FOR
rossovskyite
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Image
Black nioboheftetjernite with visually indistinguishable rossovskyite, ilme... Available to Purchase
in Nioboheftetjernite, ScNbO 4 , a new mineral from the Befanamo Pegmatite, Madagascar
> The Canadian Mineralogist
Published: 25 March 2021
Fig. 1. Black nioboheftetjernite with visually indistinguishable rossovskyite, ilmenite, and rutile. FOV 1.2 mm. Specimen CMNMC 51710. Photo: P. Sokoloff and I. Lykova.
Image
Powder infrared absorption spectra of: ( a ) dmitryvarlamovite with admixtu... Available to Purchase
in Dmitryvarlamovite, Ti 2 (Fe 3+ Nb)O 8 , a new columbite-supergroup mineral related to the wolframite group
> Mineralogical Magazine
Published: 01 February 2024
Figure 3. Powder infrared absorption spectra of: ( a ) dmitryvarlamovite with admixtures of columbite-(Fe) and the phase FeNbO 4 ; and ( b ) rossovskyite.
Journal Article
Dmitryvarlamovite, Ti 2 (Fe 3+ Nb)O 8 , a new columbite-supergroup mineral related to the wolframite group Available to Purchase
Journal: Mineralogical Magazine
Published: 01 February 2024
Mineralogical Magazine (2024) 88 (2): 147–154.
...Figure 3. Powder infrared absorption spectra of: ( a ) dmitryvarlamovite with admixtures of columbite-(Fe) and the phase FeNbO 4 ; and ( b ) rossovskyite. ...
FIGURES
Image
Associations of dmitryvarlamovite (Dmv) with monazite-(Ce) (Mnz-Ce), columb... Available to Purchase
in Dmitryvarlamovite, Ti 2 (Fe 3+ Nb)O 8 , a new columbite-supergroup mineral related to the wolframite group
> Mineralogical Magazine
Published: 01 February 2024
Figure 2. Associations of dmitryvarlamovite (Dmv) with monazite-(Ce) (Mnz-Ce), columbite-(Fe) (Clb-Fe) and a phase with the simplified formula FeNbO 4 (presumably, rossovskyite dimorph isostructural with dmitryvarlamovite). Back-scattered electron images of polished sections. The abbreviations
Journal Article
Nioboheftetjernite, ScNbO 4 , a new mineral from the Befanamo Pegmatite, Madagascar Available to Purchase
Journal: The Canadian Mineralogist
Publisher: Mineralogical Association of Canada
Published: 25 March 2021
The Canadian Mineralogist (2021) 59 (2): 445–452.
...Fig. 1. Black nioboheftetjernite with visually indistinguishable rossovskyite, ilmenite, and rutile. FOV 1.2 mm. Specimen CMNMC 51710. Photo: P. Sokoloff and I. Lykova. ...
FIGURES
Image
The crystal structure of dmitryvarlamovite projected along (a) the a axis... Available to Purchase
in Dmitryvarlamovite, Ti 2 (Fe 3+ Nb)O 8 , a new columbite-supergroup mineral related to the wolframite group
> Mineralogical Magazine
Published: 01 February 2024
Figure 6. The crystal structure of dmitryvarlamovite projected along (a) the a axis and (b) the b axis compared with the crystal structure of rossovskyite projected on (c) the (ab) plane and (d) the (bc) plane to show differences in the arrangement of the M 1O 6 and M 2O 6 octahedra
Journal Article
Columbite supergroup of minerals: nomenclature and classification Available to Purchase
Journal: Mineralogical Magazine
Published: 08 September 2022
Mineralogical Magazine (2023) 87 (1): 18–33.
... with a = a 0 , b = b 0 and c = c 0 ; P 2/ c ; the members are ferberite, hübnerite, huanzalaite, sanmartinite, heftetjernite, nioboheftetjernite, rossovskyite and riesite]; samarskite type [samarskite-group minerals; a = 2 a 0 , b = b 0 and c = c 0 ; P 2/ c ; the members are samarskite-(Y), ekebergite...
FIGURES
Journal Article
New Mineral Names, Free
Journal: American Mineralogist
Publisher: Mineralogical Society of America
Published: 01 December 2017
American Mineralogist (2017) 102 (12): 2525–2531.
..., petersite-(Ce), rietveldite, rossovskyite, and telluromandarinoite. J.D. Grice, R. Kristiansen, H. Friis, R. Rowe, M.A. Cooper, G.G. Poirier, P. Yang, and M.T. Weller (2017) Hydroxylgugiaite: A new beryllium silicate mineral from the Larvik plutonic complex, southern Norway and the Ilímaussaq alkaline...
Image
Compositions of selected wolframite- and samarskite-group minerals with cal... Available to Purchase
Published: 02 May 2024
, Rvy = rossovskyite, Rie = riesite, Dvm = dmitryvarlamovite, Smk-Y = samarskite-(Y), Ekb = ekebergite and Skd-Y = shakhdaraite-(Y).
Journal Article
New Mineral Names Free
Journal: American Mineralogist
Publisher: Mineralogical Society of America
Published: 03 April 2023
American Mineralogist (2023) 108 (4): 784–785.
.... This pegmatite is within Antananarivo Province, Madagascar, an area known for rich mineral diversity (168 known minerals, with 7 type locality species). Nioboheftetjernite occurs as anhedral grains and very crude elongated crystals up to 200 µm in length and inter-grown with rossovskyite, ilmenite...
Journal Article
New minerals and nomenclature modifications approved in 2014 Available to Purchase
Journal: Mineralogical Magazine
Published: 01 October 2014
Mineralogical Magazine (2014) 78 (5): 1241–1248.
... How to cite: Kampf, A.R., Adams, P.M., Nash, B.P. and Marty, J. (2014) Ferribushmakinite, IMA 2014-055. CNMNC Newsletter No. 22, October 2014, page 1246; Mineralogical Magazine , 78 , 1241–1248. IMA No. 2014-056 Rossovskyite (Fe 3+ ,Ta)(Nb,Ti)O 4 Bulgut pegmatite, Altai Mountains...
Journal Article
WinClbclas , a Windows program for columbite-supergroup minerals Available to Purchase
Journal: Mineralogical Magazine
Published: 02 May 2024
Mineralogical Magazine (2024) 88 (4): 439–450.
..., Rvy = rossovskyite, Rie = riesite, Dvm = dmitryvarlamovite, Smk-Y = samarskite-(Y), Ekb = ekebergite and Skd-Y = shakhdaraite-(Y). ...
FIGURES
Journal Article
Hydroxyferroroméite, a new secondary weathering mineral from Oms, France Available to Purchase
Journal: European Journal of Mineralogy
Publisher: GeoScienceWorld Journals
Published: 01 May 2017
European Journal of Mineralogy (2017) 29 (2): 307–314.
....
Chukanov
N.V.
. ( 2015 ): A new mineral species rossovskyite, (Fe 3+ , Ta)(Nb, Ti)O 4 : crystal chemistry and physical properties . Phys. Chem. Minerals , 42 , 825 – 833 .
Kraus
W.
Nolze
G.
( 1996 ): POWDER CELL – a program for the representation and manipulation...
Journal Article
Importance of Ca-rich fluids for the formation of secondary Sc-minerals. An example from a metaluminous pegmatite Kožichovice II, Czech Republic Open Access
Journal: Mineralogical Magazine
Published: 01 December 2024
Mineralogical Magazine (2024) 88 (6): 787–803.
... phase (Fe 3+ ,Sc)NbO 4 , possible rossovskyite, as tiny lamellas in Nb-rich rutile from the NYF pegmatite Håverstad, Evje-Iveland pegmatite district, Norway. It was interpreted as a process of cooling-related exsolution and the early exsolution was followed by coarsening and extended exsolution...
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