| | Journal (article/letter/editorial) | Palladium Alloys in Au–Pd Ore of the Skaergaard Pluton, Greenland N. S. Rudashevskya, V. N. Rudashevskya...Petersburg, Russia Geological Survey of Denmark and Greenland, Øster Voldgade 10, DK1350 København, Denmark...alloys (2314 grains) from the Au–Pd ore of the Skaergaard layered gabbroic pluton have been studied. Skaergaardite...V– Ti–Cr–Fe oxides. In the Skaergaard layered gabbroic pluton (Greenland), the (Cu,Fe)(Au,Pd,Pt) com...minerals of gab bro. In the Rum layered gabbroic intrusion (Scot land), an alloy close in composition to | | Holwell, David A., Barnes, Stephen J., Le Vaillant, Margaux, Keays, Reid R., Fisher, Louise A., Prasser, Richard (2016) 3D textural evidence for the formation of ultra-high tenor precious metal bearing sulphide microdroplets in offset reefs: An extreme example from the Platinova Reef, Skaergaard Intrusion, Greenland. Lithos, 256. 55-74 doi:10.1016/j.lithos.2016.03.020 | Journal (article/letter/editorial) | extreme example from the Platinova Reef, Skaergaard Intrusion, Greenland David A. Holwell, Stephen J. Barnes...extreme example from the Platinova Reef, Skaergaard Intrusion, Greenland, LITHOS (2016), doi: 10.1016/j.lithos... example from the Platinova Reef, Skaergaard Intrusion, Greenland NU David A. Holwella*, Stephen J...Reef in the Skaergaard Intrusion, east Greenland, is an example of a type of layered-intrusion-hosted, precious... Keywords: AC CE P TE D MA NU SC RI Skaergaard, platinum-group elements, gold, microtomography | | | Report (issue) | and Mining in Greenland GEOLOGY AND ORE The mineral potential of the East Greenland Palaeogene intrusions...complex Wiedemann Fjord Lilloise intrusion Kangerlussuaq intrusion Flammefjeld Bl os se Sødalen...Sødalen Miki Fjord Skaergaard intrusion Kangerlussuaq Kap Edvard Holm Palaeogene basalt Nordre Aputiteq Cretaceous/Palaeogene...Major fault Iceland Map of the Palaeogene East Greenland igneous province. 2 16° I Major sill complexes...strike for hundreds of kilometres and represent intrusion from c. 60 to at least 35 Ma. The dyke swarms | | Bowles, J. F. W., Prichard, H. M., Suarez, S., Fisher, P. C. (2013) THE FIRST REPORT OF PLATINUM-GROUP MINERALS IN MAGNETITE-BEARING GABBRO, FREETOWN LAYERED COMPLEX, SIERRA LEONE: OCCURRENCES AND GENESIS. The Canadian Mineralogist, 51 (3) 455-473 doi:10.3749/canmin.51.3.455 | Journal (article/letter/editorial) | the Tertiary Rum intrusion in NW Scotland (Butcher et al. 1999), from the Skaergaard igneous complex in...in Greenland (Andersen et al. 1998, Andersen 2006), and from the Kap Edvard Holm complex south east of...of Skaergaard (Arnason & Bird 2000, Elsdon 1969). The Freetown complex has been dated, with an age of...in Liberia and suggests that the origin of the intrusion is associated with the early opening of the equatorial...the west with an apparent center or top of the intrusion well out to sea, so that the exposed rocks comprise | | Barkov, A. Y., Fleet, M. E., Martin, R. F., Halkoaho, T. A.A. (2005) New data on "Bonanza"-type PGE mineralization in the Kirakkajuppura PGE deposit, Penikat layered complex, Finland. The Canadian Mineralogist, 43 (5) 1663-1686 doi:10.2113/gscanmin.43.5.1663 | Journal (article/letter/editorial) | amounts. The observed PGM and rare species are: vysotskite–braggite series [PdS–(Pt,Pd)S], zvyagintsevite...espèces rares observés sont: membres de la série vysotskite–braggite [PdS–(Pt,Pd)S], zvyagintsévite [Pd3Pb]...complex, Finland, a mafic–ultramafic layered intrusion of Early Proterozoic age located in the Fennoscandian...clinochlore. Vysotskite–braggite series [PdS–(Pt,Pd)S] In general, members of the vysotskite–braggite series...Unusually long, veinlet- or chain-like aggregates of vysotskite– braggite, up to 1 cm in length (Fig. 3) and | | McDonald, Andrew M., Cabri, Louis J., Stanley, Chris J., Good, David J., Redpath, Jason, Lane, Geoff, Spratt, John, Ames, Doreen E. (2015) Coldwellite, Pd3Ag2S, A New Mineral Species From the Marathon Deposit, Coldwell Complex, Ontario, Canada. The Canadian Mineralogist, 53 (5) 845-857 doi:10.3749/canmin.1500020 | Journal (article/letter/editorial) | palladoarsenide, sobolevskite, sperrylite, stillwaterite, vysotskite, Ti- and Cr-rich magnetite and ilmenite, pyrrhotite...several drill holes made in the host gabbroic intrusion. This concentrate is one of three samples from...locality is the Proterozoic Federova-Pana layered intrusion in the Kola Peninsula, where a mineral of similar...sobolevskite, sperrylite, stillwaterite, and vysotskite, along with 21 unidentified PGM, some of which...mineralogical compositions of the host gabbroic intrusion are relatively uniform, with only minor fluctuations | | Prichard, Hazel M., Mondal, Sisir K., Mukherjee, Ria, Fisher, Peter C., Giles, Nicolas (2018) Geochemistry and mineralogy of Pd in the magnetitite layer within the upper gabbro of the Mesoarchean Nuasahi Massif (Orissa, India) Mineralium Deposita, 53 (4) 547-564 doi:10.1007/s00126-017-0754-4 | Journal (article/letter/editorial) | platinum-group minerals (PGM) contains Pd-sulfides (vysotskite), Pd-Pb alloys (zvyagintsevite), and a Pd-In...a sill-like Archean layered ultramafic-mafic intrusion genetically linked to high-Mg siliceous basalt...Bahia, Brazil (Sá et al. 2005), the Skaergaard Intrusion in Greenland (e.g., Nielsen et al. 2015), the Rincón...the USA (Hauck et al. 1997), and the Freetown Intrusion in Sierra Leone (Bowles et al. 2013). Platinum-group...only 2 × 3 μm. Pd-sulfides Pd-sulfides, mainly vysotskite, occur in two magnetitite samples. Their textural | | | Journal (article/letter/editorial) | the Monchetundra intrusion (2495 ± 13 to 2435 ± 11 Ma) are described. This intrusion is a part of the...rhythmically layered zone in the Monchetundra intrusion, where the cores of holes 765 and 742 were sampled...sampled. Merenskyite, kotulskite, sperrylite, vysotskite, braggite, and cooperite were found for the first...found in the rocks of the eastern Monchetundra intrusion and intrusions of the southern framework of the...Monchetundra deposit located in the eastern Monchetundra intrusion has been discov- 467 468 GROKHOVSKAYA et al | | | Journal (article/letter/editorial) | massive quartz or graphic quartz-base metal sulfide-vysotskite [Pd, Ni(S)] intergrowth at their cores. Quartz...Stumpfl, 1986; Schiffries, 1990; Hanley, 2008; Skaergaard Complex: Larsen et al., 1992; Sonnenthal, 1992;...have been characterized within the Mine Block Intrusion but are subeconomic in nature. Mineralization...Complex has characteristics found in layered intrusion-associated PGE deposits. However, in contrast...magmatic Ni-Cu-PGE mineralization (Michaud, 1998). Intrusion of the Lac des Iles Complex postdated regional | | | Journal (article/letter/editorial) | Complex in Montana is a layered ultramafic to mafic intrusion which is intruded into middle to late Archean...samples consist mainly of braggite, cooperate, and vysotskite (Table 1, Figs. 3–5, 7). These Pd-Pt sulfides...the Kangerdlusgssuaq area of the Skaergaard intrusion in East Greenland (Table 1, Fig. 11; Rudashevsky...and to a PGM reported from the South Kawishiwi intrusion of the Duluth Complex, Minnesota (Komppa, 1998)...the Kirakkajuppura PGE deposit in the Penikat intrusion in Finland. In that case, skaergaardite was observed | | Grokhovskaya, T. L., Ivanchenko, V. N., Karimova, O. V., Griboedova, I. G., Samoshnikova, L. A. (2012) Geology, mineralogy, and genesis of PGE mineralization in the South Sopcha massif, Monchegorsk complex, Russia. Geology of Ore Deposits, 54 (5) 347-369 doi:10.1134/s1075701512050029 | Journal (article/letter/editorial) | Moroshkovoe. This belt, initially called the norite intrusion, is now 1 This Corresponding author: T.L. Grokhovskaya...veins extending from SE to NW on the strike of intrusion are connected by a network of veinlets and swells...system—braggite (Pd,Pt,Ni)S, cooperite PtS, and vysotskite (Pd,Ni)S—develop in pyroxenite of the layered...varying in chemical composition from cooperite to vysotskite (Fig. 11c). Braggite reveals epigenetic alteration...compositional variations in the braggite–cooperite–vysotskite series; (1) zonal grain in pyroxenite (830/400 | | | Journal (article/letter/editorial) | 1991; and Good and Crocket, 1994b) and Area 41 intrusion (Cao, 2017). The PGM assemblages are compared...Maier et al. (2001 and 2011). The Geordie Lake intrusion is located near the middle of the complex (Fig...outcropping beneath the lower contact of the intrusion contains numerous xenoliths of gabbro, thus confirming...that syenite is younger than the Geordie Lake intrusion. Thus timing for Geordie Lake mineralization is...south ends, respectively, of the Two Duck Lake intrusion, a slightly flattened tube-shaped body approximately | | | Journal (article/letter/editorial) | pentlandite (Cupn), bornite (bn); laurite (RuS2), vysotskite [(Pd,Ni)S], native gold (Au). 100 µm RuS2 ...rise to crystallization of malanite (CuPt2S4), vysotskite [(Pd,Ni)S], native Ag and Au with admix ture...(Table 4). The compositions of laurite, malanite, vysotskite, and native silver were determined with a microprobe...(RuS2) 0.68 Malanite 5.06 (CuPt2S4) 5.78 0.81 Vysotskite 0.74 (Pd,Ni)S 0.87 1.00 Native silver 0.71 1...corresponds to Pd monosulfide similar to the natural vysotskite (Cabri, Laflamme, and Stew art, 1978). The high | | | Journal (article/letter/editorial) | and O.E. Zvyagintsev published their paper on vysotskite (PdS). This was the first mineral in the USSR...geversite (PtSb2) described by Stumpfel a year before vysotskite. In 1963, four more minerals were discovered...Thorosteenstrupine Aksaite Bearsite Sibirskite Kalistrontite Vysotskite Table 5. New minerals approved by the CNMNC...a Whole, by Groups of Rocks, and in the Skaergaard Intrusion, Zap. Vseross. Mineral. Ova, 2003, vol | | | Book | CASE HISTORIES 15. Fedorov-Pana layered mafic intrusion, (Kola Peninsula, Russia): approaches, methods... 409-429 20. The Platinova Reef of the Skaergaard intrusion T.F.D. Nielsen, J.C.O. Andersen, C.K. Brooks...STILLWATER COMPLEX GREAT DYKE MUNNI MUNNI INTRUSION SKAERGAARD INTRUSION CONTRASTS AND COMPARISONS Stratigraphic...CASE HISTORIES 15. FEDOROV-PANA LAYERED MAFIC INTRUSION (KOLA PENINSULA, RUSSIA): APPROACHES, METHODS...Korghagin, K.O. Dudkin, T.V. Rundkvist FEDOROV-PANA INTRUSION: GEOLOGY AND PGE-MINERALIZATION History of PGE | | | Report (issue) | PGE mineralization in the Monchegorsk layered intrusion (Kola Peninsula, Russia). Exploration activity...(Scotland) to the Platinova Reefs in the classic Skaergaard Intrusion. Johan describes several PGE-bearing deposits...Mineralization of the Monchegorsk Layered Mafic-Ultramafic Intrusion of the Kola Peninsula A.V. Dedeev, T.N. Khashkovskaya...106. Vincentite (Pd,Pt)3(As,Sb,Te) p.116 107. Vysotskite PdS 108. Yixunite Pt3In p. 118 109. Zvyagintsevite...Kashinite Tolovkite Erlichmanite Braggite Vasilite Vysotskite Braggite Cooperite Crerarite-? Daomanite Kharaelakhite- | | Cabri, L. J., McDonald, A. M., Stanley, C. J., Rudashevsky, N. S., Poirier, G., Wilhelmij, H. R., Zhe, W., Rudashevsky, V. N. (2015) Palladosilicide, Pd2Si, a new mineral from the
Kapalagulu Intrusion, Western Tanzania and the Bushveld Complex, South
Africa. Mineralogical Magazine, 79 (2) 295-307 doi:10.1180/minmag.2015.079.2.08 | Journal (article/letter/editorial) | Palladosilicide, Pd2Si, a new mineral from the Kapalagulu Intrusion, Western Tanzania and the Bushveld Complex, South...in chromite-rich samples from the Kapalagulu intrusion, western Tanzania (30º03’51’’E 5º53’16’’S and...minerals, platinum-group elements, Kapalagulu intrusion, Tanzania, UG-2, Bushveld complex, South Africa...Element (PGE)chromite horizon of the Kapalagulu Intrusion near * E-mail: lcabri@sympatico.ca DOI: 10.1180/minmag...the Kapalagulu Intrusion has been known for over a century. The Kapalagulu Intrusion lies near the eastern | | | Journal (article/letter/editorial) | Keywords Platinum-group minerals . Freetown intrusion . Sierra Leone . Weathering . Mobility of platinum...and alluvial deposits from the Freetown Layered Intrusion in Sierra Leone, West Africa, since 1926 and have...1951). The weathered covering of the Freetown intrusion consists of low-grade bauxitic laterites with...result of intense weathering and erosion of the intrusion (Dixey 1920; Morel 1979). Erosion surfaces at...wave-cut platforms cut into the rocks of the intrusion. Deposits at the base of the lower erosion surface | | | Book | critical topics and types of layered igneous intrusion, for which in 1993 he provided a stimulus through...Wager and Deer's classic 1939 memoir on the Skaergaard Intrusion, was thereafter recognized as a major influence...(Bushveld) revealed problems in the application of the Skaergaard model to very thick anorthositic, dunitic or...ultrabasic intrusion in the 1950s. There, an "open system" was proposed (compared with a Skaergaard-type "closed...first for the Rum intrusion and later thought to be applicable to the Bushveld intrusion. Now that electron-probe | | McCreesh, Matthew J. G., Yudovskaya, Marina A., Kinnaird, Judith A., Reinke, Christian (2018) Platinum-group minerals of the F and T zones, Waterberg Project, far northern Bushveld Complex: implication for the formation of the PGE mineralization. Mineralogical Magazine, 82 (3) 539-575 doi:10.1180/mgm.2018.83 | Journal (article/letter/editorial) | (Zeh et al., 2015) BC is the largest layered intrusion on Earth and hosts the world’s largest magmatic...between 1.9-2.0 Ga (Huthmann et al., 2016). The intrusion in the Waterberg project area is a long lobe of...et al., 2017). The Ni-rich 20 braggite and vysotskite (Pd, Ni)S are not widespread in the Bushveld...the northern limb. The initial studies of the intrusion in the Waterberg (McCreesh, 2016; Kinnaird et...correlation between the upper mineralised zone of the intrusion at the Waterberg project and the Aurora mineralisation | | Locmelis, M., Barnes, S. J., Pearson, N. J., Fiorentini, M. L. (2009) Anomalous Sulfur-Poor Platinum Group Element Mineralization in Komatiitic Cumulates, Mount Clifford, Western Australia. Economic Geology, 104 (6) 841-855 doi:10.2113/gsecongeo.104.6.841 | Journal (article/letter/editorial) | 1-15 1986), the Platinova reefs in the Skaergaard intrusion (Andersen et al., 1998), the J-M reef in...(Zientek et al., 1990), the Munni Munni layered intrusion in Western Australia (Barnes, 1993; Barnes and...Ala-Penikka and Paasivaara reefs in the Penikat intrusion (Alapieti and Lahtinen, 1986). Certain sulfide-associated...PGE mineralized zone of the Rincon del Tigre intrusion, Bolivia (Prendergast, 2000). Two models are used...exemplified by the Platinova reef of the Skaergaard intrusion (Andersen et al., 1998). In this paper, | | | Journal (article/letter/editorial) | located in the Talnakh intrusion, and the Oktyabrsk deposit in the Kharaelakh intrusion (Fig. 3). Five mines...Scalisty mines. Disseminated ore of the Noril’sk I intrusion is mined in the Medvezhy Ruchey (Bear’s Brook)...metal proportions and position within the host intrusion. Disseminated ores Disseminated ores are confined...and metasomatic rocks of nearby footwall of the intrusion (Figs. 3–4), although on a local scale, they also...labrador and Ti-avgite basalt, tuff Norilsk 1 intrusion Triassic 3045 L C2-P2 Intrusive complexes | | | Book | 3.1.3 Cooperite 1.3.1.4 Laurite 1.3.1.5 Vysotskite 1.3.1.6 Merenskyite 1.3.1.7 Michenerite...perfect circular, 8-km diameter Kondyor Massif intrusion in Russia. Platinum is often found in mining of...[(Pt5Pd2Ni)S8], Cooperite [(Pt,Pd,Ni)S], Laurite (RuS2), Vysotskite [(Pd,Ni)S], Merenskyite, Moncheite [(Pt,Pd)(Te...between platinum-rich Cooperite and palladium-rich Vysotskite. The mineral is considered a primary economic...contains 61.18% Ru, and 38.82% S. 1.3.1.5 Vysotskite Vysotskite is a palladium–nickel sulfide mineral with | | Boudreau, Alan, Djon, Lionnel, Tchalikian, Arnaud, Corkery, John (2014) The Lac Des Iles Palladium Deposit, Ontario, Canada part I. The effect of variable alteration on the Offset Zone. Mineralium Deposita, 49 (5) 625-654 doi:10.1007/s00126-014-0510-y | Journal (article/letter/editorial) | recently discovered Offset Zone of the Mine Block Intrusion of the Lac des Iles Complex hosts palladium mineralization...Introduction The palladium orebodies of the Mine Block Intrusion (MBI) of the Lac des Iles Complex occur within...within a small, crudely concentrically zoned intrusion (e.g., Lavigne and Michaud 2001). As summarized on...and Barnes and Gomwe (2010) concluded that the intrusion formed in an arc setting. In contrast, Hinchey...ultramafic North Lac des Iles Intrusion, the mafic MBI, and the mafic Camp Lake Intrusion. The three intrusions | | | Journal (article/letter/editorial) | ARTICLE Platinum mineralization in the Kapalagulu Intrusion, western Tanzania Harry R. Wilhelmij 1,2 & Louis...layered gabbro complex known as the Kapalagulu Intrusion, emplaced between the Paleoproterozoic Ubendian...the southeastern extension of the Kapalagulu Intrusion (known as the Lubalisi Zone) that is covered by...drilling in the Lubalisi Zone of the Kapalagulu Intrusion shows that the folded harzburgite can be subdivided...tellurides. Keywords Tanzania . Kapalagulu Layered Intrusion . PGM-bearing harzburgite and laterite . Pristine |
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