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Plagioclase from
Näränkävaara, Kuusamo, North Ostrobothnia, Finland


Locality type:Intrusion
Classification
Species:'Plagioclase' (not an IMA approved species)
Formula:(Na,Ca)[(Si,Al)AlSi2]O8
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Plagioclase data
Locality Data:Click here to view Näränkävaara, Kuusamo, North Ostrobothnia, Finland
Data Identifiers
Mindat Occurrence Record ID:1382946
Long-form Identifier:1:3:1382946:9
GUID (UUID V4):51e6ecdb-f27c-47aa-afa8-edc7f4ef3dc2
Nearest other occurrences of Plagioclase
17.4km (10.8 miles) Iivaara Intrusion (Ijola), Kuusamo, North Ostrobothnia, Finland
42.1km (26.2 miles) Moukkori deposit (Housuvaara 1), Suomussalmi, Kainuu, Finland
60.9km (37.8 miles) Kuikkapuro deposit, Suomussalmi, Kainuu, Finland
63.0km (39.1 miles) Honkilehto, Kuusamo, North Ostrobothnia, Finland
70.5km (43.8 miles) Juomasuo, Kuusamo, North Ostrobothnia, Finland
85.0km (52.8 miles) Laivajoki Carbonatite, Posio, Lapland, Finland
87.3km (54.3 miles) Kortejärvi Carbonatite, Pudasjärvi, North Ostrobothnia, Finland
References
Reference Search (possible matching items)
Book
Mineral Deposits of Finland Edited by Wolfgang D. Maier Raimo Lahtinen Hugh O’Brien AMSTERDAM • BOSTON...Geological Survey of Finland, Espoo, Finland I. Haapala University of Helsinki, Helsinki, Finland T. Halkoaho...Geological Survey of Finland, Kuopio, Finland E. Hanski Oulu Mining School, Oulu, Finland A. Hartikainen Geological...Geological Survey of Finland, Kuopio, Finland C. Hartshorne AngloAmerican Exploration, London, UK T....Mawson Resources, Finland E. Heilimo Geological Survey of Finland, Kuopio, Finland P. Heino Yara Suomi
Book
Precambrian Geology, 14 PRECAMBRIAN GEOLOGY OF FINLAND KEY TO THE EVOLUTION OF THE FENNOSCANDIAN SHIELD...Precambrian Geology, 14 PRECAMBRIAN GEOLOGY OF FINLAND KEY TO THE EVOLUTION OF THE FENNOSCANDIAN SHIELD...University of Helsinki, Finland P.A. NURMI Geological Survey of Finland Espoo, Finland .. .. O.T. RAMO University...University of Helsinki, Finland ELSEVIER Amsterdam – Boston – Heidelberg – London – New York – Oxford...Introduction to the Archean of Finland .....22 1.1. The extent of the Archean in Finland .....................
Journal (volume)
Geological Survey of Finland 2018 Sm–Nd and U–Pb isotope geochemistry of the Palaeoproterozoic mafic...mafic magmatism in eastern and northern Finland Hannu Huhma, Eero Hanski, Asko Kontinen, Jouni Vuollo, Irmeli... Geological Survey of Finland, Bulletin The Bulletin of the Geological Survey of Finland publishes the results...the Scientific Editor. GEOLOGICAL SURVEY OF FINLAND Bulletin 405 Sm–Nd and U–Pb isotope geochemistry...Palaeoproterozoic mafic magmatism in eastern and northern Finland by Hannu Huhma, Eero Hanski, Asko Kontinen, Jouni
Journal (article/letter/editorial)
2 Oulu Mining School University of Oulu Oulu, Finland E-mail: eero.hanski@oulu.fi E lements , V ol ...resulted in more than 20 layered intrusions in Finland and NW Russia (Fig. 1). This magmatic event can...important member of the suite is the Kemi intrusion in Finland (Huhtelin 2015), which hosts one of the largest...cluster (Brownscombe et al. 2015), both in northern Finland. The intrusions form relatively small bodies (Kevitsa..."Connecting dike" Näränkävaara C C (A) Layered intrusions (in black) of the Tornio– Näränkävaara belt. Insert
Journal (volume)
Geological Survey of Finland Bulletin 347 Palaeomagnetism of the Early Proterozoic layered intrusions...intrusions, northern Finland by s. Mertanen, L. J. Pesonen, H. Huhma M. A. H. Leino Geologian tutkimuskeskus...tutkimuskeskus Espoo 1989 and Geological Survey of Finland, Bulletin 347 PALAEOMAGNETISM OF THE EARLY PROTEROZOIC...PROTEROZOIC LA YERED INTRUSIONS, NORTHERN FINLAND by S. MERTANEN, L. J. PESONEN, H. HUHMA AND M. A. H. LEINO...the Early Protezoic layered intru sions, northem Finland. Geolo/{ical Survey of Fin· land 347. 40 pages
Journal (volume)
GEOLOGICAL SURVEY OF FINLAND • Bulletin 404 • Tuomo Karinen www.gtk.fi info@gtk.fi This study deciphers...GEOLOGICAL SURVEY OF FINLAND Bulletin 404 2010 The Koillismaa Intrusion, northeastern Finland – evidence for... Geological Survey of Finland, Bulletin 404 THE KOILLISMAA INTRUSION, NORTHEASTERN FINLAND – EVIDENCE FOR PGE...SURVEY OF FINLAND ESPOO 2010 Karinen, T. 2010. The Koillismaa Intrusion, northeastern Finland – evidence...processes in the layered series. Geological Survey of Finland, Bulletin 404, 176 pages, 90 figures, 22 tables
Journal (volume)
Geological Survey of Finland Bulletin 299 Structure, mineralogy and chemistry of the Syöte seetion in...Proterozoic Koillismaa layered intrusion, northeastern Finland b y Tuomo Alapieti, Rauno Hugg and Tauno Piirainen...tutkimuslaitos • Espoo 1979 Geologial Survey of Finland, Bulletin 299 STRUCTURE, MINERALOGY AND CHEMISTRY...PROTEROZOIC KOILLISMAA LAYERED INTRUSION, NORTHEASTERN FINLAND by TUOMO ALAPIETI, R AUNO HUGG and TAUNO PIl R...Early Proterozoic Koillismaa layered northeastern Finland . Geological Survey 0/ Filllalld, Bulletil/ 299
Journal (article/letter/editorial)
University of Oulu, P.O. Box 3000, 90014 Oulu, Finland 2 Key Laboratory of Re-Os Isotope Geochemistry...CF10 3AT, UK 4 Geological Survey of Finland, 02151 Espoo, Finland 5 Geological Institute, Kola Research...Portimo, Penikat, Koitelainen, and Akanvaara in Finland, as well as Fedorova-Pansky and Monchepluton in...Koitelainen and Akanvaara intrusions in northern Finland. They proposed that the magma was derived from...the Kola Peninsula, Russia, and Kemi in northern Finland. In addition, Nd and Sr isotope compositions of
Journal (article/letter/editorial)
Geological Survey of Finland, P.O. Box 77, FI-96101 Rovaniemi, Finland Geological Survey of Finland, P.O. Box 1237...1237, FI-70211 Kuopio, Finland a r t i c l e i n f o Article history: Received 31 January 2011 Accepted...dike swarm and East Bull Lake intrusive suite of North America (Corfu and Easton, 2000; Easton et al.,...Mustavaara Mine Ltd., Kaarnatie 36B, FI-90500 Oulu, Finland. 0024-4937/$ – see front matter © 2012 Elsevier...from northern Sweden and Norway to southeastern Finland and northwestern Russia (Hölttä et al., 2008).
Journal (article/letter/editorial)
Accepted Manuscript Ni-(Cu-PGE) deposits in Finland – geology and exploration potential Hannu V. Makkonen... A. Kontinen, P. Eilu, Ni(Cu-PGE) deposits in Finland – geology and exploration potential, Ore Geology...journal pertain. Title: Ni-(Cu-PGE) deposits in Finland – geology and exploration potential Authors: Hannu...Makkonen, Geological Survey of Finland Tapio Halkoaho, Geological Survey of Finland Jukka Konnunaho, Geological...Geological Survey of Finland Kalevi Rasilainen, Geological Survey of Finland Asko Kontinen, Geological Survey
Journal (volume)
Geological Survey of Finland Bulletin 333 Nickel-copper deposits of the Baltic Shield and Scandinavian...tutkimuskeskus Espoo 1985 Geological Survey of Finland, Bulletin 333 NICKEL-COPPER DEPOSITS OF THE BALTIC...Scandinavian Caledonides. Geological Survey 01 Finland, Bulletin 333.394 pages, 165 figures, 70 tables...USSR, the Svecokarelian nickel bells in cemral Finland, the Västerbollen nickel prcvince in Sweden, the...Haltic Shield, Ca ledon ides, Precambrian, USSR, Finland, Sweden, Norway REFERENCES: General reference:
Journal (volume)
Geological Survey of Finland Bulletin 305 The metallogeny of Finland by Aimo Mikkola Geologinen tutkimuslaitos.... Geological Survey of Finland, Bulletin 305 THE METALLOGENY OF FINLAND by AIMO MIKKOLA with 9 fig...1980 Mikkola, Aim o 1980. The metallogeny of Finland. Ceological Sllrvey land, Btilletin 305. 22 pages...metallogenic epochs and types of mineral deposits in Finland are discussed. Thc Archean iron and nickel-copper... minera l deposits, metallogeny, Precambrian, Finland. Pro]. Aimo Mikkola, Helsi"ki U"iversity Fin/and
Journal (volume)
Geological Survey of Finland Bulletin 336 The development of geological sciences in Finland Edited by Heikki... Geological Survey of Finland, Bulletin 336 THE DEVELOPMENT OF GEOLOGICAL SCIENCES IN FINLAND Edited by HEIKKI...Mineral exploration and geologieal surveys in Finland before 1886 ... ... ............. . .. .. . . ...Preeambrian in Finland .... Maunu Härme: The hi story of petrologie study in Finland ....... . ........ Kai Hytönen: The hi story of mineralogy in Finland 1918- 1984 . . ... ... Kalevi Virkkala: History of
Journal (article/letter/editorial)
Burakovsky intrusion [15], Cu-Ni-Co + PGE deposits in Finland: Kemi [5,16], Penikat [17,18], Akanvaara, Koitelainen...Craton in the south and the Inari Craton in the north. The Tanaelv Belt [55,56] separates the LGB from...Lyavaraka Falaley the Kola Peninsula and in the North Karelian ultramafic belt, have been defined early...andon Falaley on the Kola Peninsula and in the North Karelian ultramafic belt, have been as defined Proterozoic...structure. It comprised orthopyroxene (90–95%) and plagioclase (2–4%). The latter occurred as irregular segregations;
Journal (article/letter/editorial)
of boron in the Palokas gold deposit, northern Finland: evidence from boron isotopes and major element...the Paleoproterozoic Peräpohja Belt, northern Finland. Tourmaline is an important gangue mineral in the...90014 Oulu, Finland 2 Mawson Resources Ltd., Vancouver, Canada 3 Geological Survey of Finland, P.O. Box...Box 96, 02151 Espoo, Finland the major substituent for Al; inferred low Fe3+/Fe2+ ratios and Na values...obtained for post-orogenic granitic rocks in northern Finland (Nironen 2005), including a pegmatitic tourmaline
Journal (article/letter/editorial)
the Paleoproterozoic Peräpohja Belt, northern Finland Jukka-Pekka Ranta a,∗ , Laura S. Lauri b , Eero...3000, 90014, Finland Geological Survey of Finland, P.O. Box 77, 96101 Rovaniemi, Finland c Geological...of Finland, P.O. Box 96, 02151 Espoo, Finland d Mawson Oy, Lantontie 34, 95680 Lohijärvi, Finland b ...Paleoproterozoic Jatuli Kaleva Peräpohja Belt Finland a b s t r a c t Ten localities, representing metasedimentary...example of felsic plutonism of this age in northern Finland, though A-type felsic volcanic rocks of the same
Journal (article/letter/editorial)
Department of Geosciences, University of Oulu, Oulu, Finland a r t i c l e i n f o Article history: Received...spectrometer with Rh tube at the University of Oulu, Finland. Calibration curves were based on the geochemical...its apophysis as well as microprobe data for plagioclase and pyroxene is available online as electronic...Paleoproterozoic Lukkulaisvaara, Tsipringa, Kivakka and Näränkävaara mafic–ultramafic intrusions. The study area is...sections, the apophysis consists of 60–70 vol.% of plagioclase, 30–40 vol.% of clinopyroxene and pigeonite,
Journal (article/letter/editorial)
Fennoscandian Shield comprises the Northern Belt in Finland and the Southern Belt in Karelia. They host mafic-ultramafic...event produced layered PGE-bearing intrusions in Finland (Penikat, Kemi, Koitelainen) and mafic intrusions...Palaeoproterozoic mafic-ultramafic layered bodies in Finland (e.g., Penikat, Kemi) [4–6], Sweden (Tornio intrusion)...Fedorovo-PanskyLayered Layered Complex Complex strikes strikes north-westwards northwestwards forfor>60 dips TheThe Fedorovo-Pansky... In the North, the complex borders alkaline granites the Imandra-Varzuga rift. In the North, the complex
Journal (article/letter/editorial)
Burakovsky intrusion [47], Cu-Ni-Co+PGE deposits in Finland: Kemi [39,48], Penikat [49], Portimo (Ahmavaara...follows [2,46]: Marginal Zone (50–100 m) of plagioclase– amphibole schists with relicts of massive fine-grained...gabbronoritic matrix (2485 Ma) and early xenoliths of plagioclase-bearing pyroxenite and norite (2526–2516 Ma)...were also obtained for the Ahmavaara deposits (Finland) and the Monchegorsk region (Nyud-2). Further studies...MSWD—middle square weighted deviations. Minerals: Pl—plagioclase; Sulf—sulfide minerals mix; WR—whole rock; Po—pyrrhotite;
Journal (article/letter/editorial)
Burakovsky intrusion [16], Cu-Ni-Co (+PGE) deposits in Finland: Kemi [5,17], Penikat [18,19], Akanvaara, Koitelainen...crops out over an area of >400 km2 . It strikes north-west for >60 km and dips southwestward at an angle...crops out over an area of >400 km2. It strikes north-west for >60 km and dips southwestward at an angle...cannot be defined because poor exposure. In the north, the complex borders alkaline granites of the White...White Tundra of their poor exposure. the north, complex alkaline of the age White intrusion. The alkaline
Journal (article/letter/editorial)
volcanic rocks that are relatively widespread in Finland and Kola Peninsula vary in composition from komatiites...clinopyroxeneplagioclase dolerite with rare plagioclase and olivine phenocrysts. The central parts of...schlieren. The main minerals of the dolerites are plagioclase (An80–45 ), high-Ca pyroxene (XMg = 0.80–0.68)...conditions. They usually preserve relicts of plagioclase grains but pyroxenes and olivine are completely...composed of orthopyroxene, clinopyroxene and plagioclase. The central parts of several dykes are well-preserved
Journal (article/letter/editorial)
minerals composing those rocks (e.g., pyroxene, plagioclase, garnet, amphibole). At present, the use of the...mafic–ultramafic Cu-Ni-PGE complexes, i.e., ore deposits of Finland and the Russian Arctic Zone (Kola Peninsula and...Burakovsky intrusion [34], and Cu-Ni-PGE deposits in Finland, i.e., Kemi [24,35], Penikat [36], Portimo [37]...[37], etc. Minerals 2022, 12, 1634 deposits in Finland, i.e., Kemi [24,35], Penikat [36], Portimo [37]...occur. 2.1.3. Ahmavaara Deposit, Portimo Complex (Finland) The Portimo complex includes the Narkaus and
Journal (article/letter/editorial)
disseminated sulfide blebs hosted by clinopyroxene and plagioclase. The blebs consist of a chalcopyrite – pyrrhotite...hosted by plagioclase. The existence of compositional heterogeneities in primary plagioclase likely acts...inclus dans les cristaux de clinopyroxène et de plagioclase. Les assemblages sulfurés sont à chalcopyrite...inclus dans le plagioclase. Des hétérogénéités de composition dans ces cristaux de plagioclase seraient à...described in the Fennoscandian Shield, in Sweden, Finland and Russia (Fig. 1). They are generally divided
Journal (article/letter/editorial)
metal concentration, notably the Portimo Complex (Finland), the East Bull Lake Complex (Canada), and the...Shield, which also includes the Portimo Complex in Finland. Recent exploration in the area, targeting the...Portimo, Koillismaa, Näränkävaara, Koitelainen, and Akanvaara intrusions in Finland; the Pyrshin, Imandra...the KukkolaTornio intrusion bordering Sweden and Finland (Alapieti et al., 1990; Amelin et al., 1995). According...Norway Kola Craton Tsohkkoaivi Pyrshin Be Finland lo Bemori lt an Koitelainen Akanvaara KukkolaPortimo
Journal (volume)
Geological Survey of Finland Bulletin 323 Sphalerite geobarometry of some metamorphosed sulphide ore...ore deposits in Finland by Ragnar Törnroos Geologinen tutkimuslaitos Espoo 1982 Geological Survey of...of Finland, Bulletin 323 SPHALERITE GEOBAROMETRY OF SO ME METAMORPHOSED SULPHIDE ORE DEPOSITS IN FINLAND...metamorphosed sulphide ore deposits in Finland. Geological Survey 01 Finland, Bulletin 323 . 42 pages, 7 figures...metamorphosed sulphide ores in Proterozoic schists of Finland. In the Vihanti ore zone, the Outokumpu area and
 
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