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Monchetundra Intrusion

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Journal Article
Published: 05 November 2019
Mineralogical Magazine (2019) 83 (6): 837–845.
... mineral Ni 8 Pd 3 As 4 phase electron-microprobe data reflectance data X-ray diffraction data crystal structure Monchetundra layered intrusion Russia Nipalarsite, Ni 8 Pd 3 As 4 , is a new platinum-group mineral (PGM) species discovered in specimen from the Monchetundra layered Intrusion...
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Journal Article
Published: 01 May 2020
The Canadian Mineralogist (2020) 58 (3): 395–402.
...A. Vymazalová; F. Laufek; T.L. Grokhovskaya; C.J. Stanley ABSTRACT Viteite, Pd 5 InAs, is a new mineral discovered in the Monchetundra layered intrusion, Kola Peninsula, Russia. It forms euhedral grains about 0.5 to 10 μm in size intergrown with irarsite (IrAsS), hollingworthite (RhAsS...
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Journal Article
Published: 13 December 2021
The Canadian Mineralogist (2021) 59 (6): 1821–1832.
...Tatiana L. Grokhovskaya; Anna Vymazalová; František Laufek; Chris J. Stanley; Sergey Ye. Borisovskiy ABSTRACT Palladothallite, Pd 3 Tl, is a new mineral discovered in the Monchetundra layered intrusion, Kola Peninsula, Russia. Palladothallite occurs in orthopyroxenite with disseminated Ni-Cu-Fe...
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Journal Article
Journal: Economic Geology
Published: 01 September 2018
Economic Geology (2018) 113 (6): 1333–1358.
... in leucogabbroic rocks of the Monchetundra intrusion, which represents the uppermost portion of the Monchegorsk Complex and belongs to the more than 60-km-long mafic Main Ridge. Detailed lithophile and chalcophile element data, coupled with mineral chemistry, indicate that the PGE mineralization at Sopcha...
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Schematic model for the emplacement of the Monchegorsk Complex and the form...
Published: 01 September 2018
. Note that fractionated sulfide melt was entrained relatively late in the formation of the mafic sequence. (E) Formation of the putative PGE reef in the lower portion of the Monchetundra intrusion. The relationship between the Vuruchuaivench intrusion and the Monchetundra intrusion is not clear; however
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REPRESENTATIVE EPMA COMPOSITIONS FOR PALLADOTHALLITE FROM THE <b>MONCHETUNDRA</b> ...
Published: 13 December 2021
TABLE 1. REPRESENTATIVE EPMA COMPOSITIONS FOR PALLADOTHALLITE FROM THE MONCHETUNDRA INTRUSION, KOLA PENINSULA, RUSSIA (1–12) AND WETLEGS DEPOSIT, DULUTH COMPLEX, USA (13–16)
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REPRESENTATIVE EPMA COMPOSITIONS FOR BORTNIKOVITE, SELECTED PGE ALLOYS AND ...
Published: 13 December 2021
TABLE 2. REPRESENTATIVE EPMA COMPOSITIONS FOR BORTNIKOVITE, SELECTED PGE ALLOYS AND OXIDES, AND Pd-BEARING TULAMEENITE FROM NEAR-SURFACE OXIDIZED ORE FROM THE MONCHETUNDRA INTRUSION
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(A) Downhole chalcophile element geochemistry for drill hole 1811 intersect...
Published: 01 September 2018
across the exposed portion of the Monchetundra intrusion, together with mineral modes calculated according to the CIPW norm. Note the shift in Cu/Pd ratios above the platinum group element-enriched interval. The primitive mantle (PM) value was taken from Barnes and Maier (1999) . Abbreviations: cpx
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Reflected light ( a ) and back-scattered electron ( b – f ) images of nipal...
Published: 05 November 2019
Fig. 2. Reflected light ( a ) and back-scattered electron ( b – f ) images of nipalarsite (Npt) and associated minerals from the Monchetundra intrusion. ( a , b ) Association of nipalarsite, isomertieite (Ism), sperrylite (Spt), palarstanide (Pls) and kotulskite (Kot), replaced
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Simplified geology of the Monchepluton complex, complemented by V.V. Knauf ...
Published: 01 March 2021
, Kumuzhya, and Travyanaya Mts. 1 , gabbronorite and gabbronorite-anorthosite of Monchetundra intrusion; 2 , Imandra-Varzuga volcanic-sedimentary complexes; 3–8 , Monchepluton complex: marginal series with Cu-Ni sulfide mineralization (“bottom” deposit) (3), fresh ( a ) and altered ( b ) alternating Ol
Series: Geological Society, London, Special Publications
Published: 01 January 2009
DOI: 10.1144/SP323.8
EISBN: 9781862395718
...±6); N=100 (JNdi1:=0.512098±15). Table 9. Sm–Nd and Rb–Sr isotope data for rocks of the Mt Generalskaya, Fedorovo-Pansky, Imandra, Monchepluton and Monchetundra intrusions Sample No. Concentration (ppm) Isotopic ratios ɛ Nd (2.5 Ga) T DM (Ga) 87 Rb/ 86 Sr 87 Sr/ 86...
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Journal Article
Published: 01 December 2019
Mineralogical Magazine (2019) 83 (6): b1–b2.
...-group minerals 829 TATIANA L. GROKHOVSKAYA, OXANA V. KARIMOVA, ANNA VYMAZALOVÁ, FRANTI EK LAUFEK, DMITRY A. CHAREEV, ELENA V. KOVALCHUK, LARISA O. MAGAZINA and VICTOR A. RASSULOV : Nipalarsite, Ni8Pd3As4, a new platinum-group mineral from the Monchetundra Intrusion, Kola Peninsula, Russia 837 OLEG I...
Journal Article
Published: 13 December 2021
The Canadian Mineralogist (2021) 59 (6): 1283–1284.
... palladothallite [Pd 3 Tl], a new PGM discovered in the Monchetundra layered Intrusion, Kola Peninsula, Russia. McDonald et al . (2021a) detail the crystallography and paragenesis of oberthürite [Rh 3 (Ni,Fe) 3 2S 32 ] and torryweiserite [Rh 5 Ni 10 S 16 ], which were discovered in a heavy-mineral concentrate...
Journal Article
Published: 01 December 2014
Mineralogical Magazine (2014) 78 (7): 1743–1754.
...A. Vymazalová; T. L. Grokhovskaya; F. Laufek; V. A. Rassulov Abstract Lukkulaisvaaraite, Pd 14 Ag 2 Te 9 , is a new platinum-group mineral discovered in the Lukkulaisvaara intrusion, northern Russian Karelia, Russia. In polished section crystals are ~40 μm across, rimmed by tulameenite...
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Back-scattered electron images of palladothallite from pristine tectonized ...
Published: 13 December 2021
Fig. 2. Back-scattered electron images of palladothallite from pristine tectonized ores (a–c) and near-surface oxidized ores (d–f) from the Monchetundra layered intrusion: (a) zoned hollingworthite (Hlt) with palladothallite (Pd 3 Tl) inclusion in pentlandite (Pn) matrix, Ant – anthophyllite; (b
Journal Article
Published: 01 December 2011
The Canadian Mineralogist (2011) 49 (6): 1643–1651.
..., sopcheite, and hessite. Zvyagintsevite, Pd 3 Pb, also was reported. Grokhovskaja et al . (2009) interpreted the Monchetundra PGE deposit to be a magmatic layered intrusion that has been strongly tectonized and hydrothermally altered, as both primary magmatic and secondary PGE minerals are present...
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Journal Article
Journal: Economic Geology
Published: 01 June 2018
Economic Geology (2018) 113 (4): 911–935.
... intrusions in Europe. The complex hosts extensive contact-style platinum group element-Ni-Cu sulfide mineralization along its margin, irrespective of the host lithology, which ranges from peridotite to pyroxenite and gabbronorite. The mineralized intervals reach up to 3 ppm Pt + Pd and attain a thickness...
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Journal Article
Published: 08 April 2021
The Canadian Mineralogist (2020) 58 (6): 863–866.
...., Viteite, Pd 5 InAs, a new mineral from the Monchetundra layered intrusion, Kola Peninsula, Russia, 395 Wehrle, E.A., McDonald, A.M., & Tinkham, D.K., Mineral chemistry of gahnite from the Lalor metamorphosed VHMS deposit, Snow Lake, Manitoba, 511 Wenzel, T. with Reich, R., 597 Xian Wang...
Journal Article
Journal: Economic Geology
Published: 01 January 2010
Economic Geology (2010) 105 (1): 245–248.
... 85 Review of Brazilian chromite deposits associated with layered intrusions: Geological and petrological constraints for the origin of stratiform chromitites— C.F. Ferreira Filho and S.M. Araujo 86 Distribution of platinum-group minerals in ophiolitic chromitites— J.M. González-Jiménez, F...
Journal Article
Published: 01 December 2020
Mineralogical Magazine (2020) 84 (6): 971–975.
... Palladothallite Pd 3 Tl Monchetundra layered intrusion, borehole 1818, Kola Peninsula, Russia (67°52’24”N, 32°47’10”E, depth 36.1 m) Tatiana L. Grokhovskaya, Anna Vymazalová*, František Laufek and Chris J. Stanley *E-mail: anna.vymazalova@geology.cz Known synthetic analogue Tetragonal: I 4...