On the black schists in the Outokumpu region in eastern Finland.

by Esko Peltola in Helsinki

Written in English
Published: Pages: 107 Downloads: 475
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  • Finland,
  • Outokumpu region.


  • Schists.,
  • Geology -- Finland -- Outokumpu region.,
  • Petrology -- Finland -- Outokumpu region.

Edition Notes

Bibliography: p. [105]-107.

SeriesGeologinen tutkimuslaitos. Bulletin de la Commission géologique de Finlande, n:o 192, Bulletin de la Commission géologique de Finlande ;, n:o 192.
LC ClassificationsQE276.3 .A6 n:o 192
The Physical Object
Pagination107 p.
Number of Pages107
ID Numbers
Open LibraryOL5396381M
LC Control Number72650297

Proceedings of the International Conferences on Basement Tectonics VOLUME 2 The titles published in this series are listed at the end a/this volume. BASEMENT TECTONICS 8 Characterization and Comparison of Ancient and Mesozoic Continental Margins Proceedings of the Eighth International Conference on Basement Tectonics. On the Kola Penin. in the Keivy Ridge, there are many displays of almandine in the region of development of stavrolite-garnet schists, where content of garnet often reaches 20%. In one of such displays, in metasomatics of the Makzapakhk Mt., almandines are represented with large non-transparent crystals up to 25 cm. 31st Nordic Geological Winter Meeting in Lund, Sweden, Outokumpu’s Kemi chromite mine Cabletec is equipped with the well Rock support, including scaling, bolt-in northern Finland, and a second unit proven COP ME hydraulic rock ing, screening, and cable bolting, is still went to Chile.5/5(1).

The Shebandowan West Project's nickel-copper-PGM mineralization is believed by management to represent the western extension of the Shebandowan mine orebody. The former Shebandowan mine, which was in operation from to , produced million tonnes of ore at grades of % nickel, % copper and approximately g/t PGM and gold. The fault zone passes through the property from west to east, and is marked by schists and mafic to ultramafic volcanic flows that comprise the Piché group (up to approximately metres thick in the mine area). On the Lapa property, the fault zone displays a "Z" shaped fold to which all of the lithologic groups in the region conform. Ausserdeutsche regionale Geologie - Zentralantiquariat Leipzig GmbH: Dr. Georg Thaler, Zschochersche Str. 79e, Leipzig Buecher und Zeitschriften aller Wissensgebiete Versandantiquariat bei - für antiquarische Bücher, Grafik, Landkarten, Postkarten.   The mining licenses for this area were originally granted to Finland-based stainless steel company Outokumpu in , and the exploration rights were subsequently transferred to Talvivaara in February In May , Outokumpu exercised its option to acquire a 20% interest in Talvivaara.

Subgenus Megabalanus Hoek.. Balani having parities, basis and radii permeated by pores. A description of the following species, containing an account of the body appendages has already been published: Balanus tintinnabulum (Linnaeus) and Balanus agricola Pilsbry by Pilsbry (, pp. 56 and 73) and Balanus campbelli Fihol by Broch (, p. ). A comparison of Balanus decorus with the type. Pyrope–spessartine (blue garnet or color-change garnet) Blue pyrope–spessartine garnets were discovered in the late s in Bekily, Madagascar. This type has also been found in parts of the United States, Russia, Kenya, Tanzania, and Turkey.

On the black schists in the Outokumpu region in eastern Finland. by Esko Peltola Download PDF EPUB FB2

Get this from a library. On the black schists in the Outokumpu region in eastern Finland. On the black schists in the Outokumpu region in eastern Finland.

book Peltola]. Loukola-Ruskeeniemi K (b) Geochemical evidence for the hydrothermal origin of sulphur, base metals and gold in Proterozoic metamorphosed black shales, Kainuu and Outokumpu areas, Finland. Mineralium Deposita – Google ScholarCited by: 1.

In contrast to the black schists at Talvivaara, which have horizons with Mn values of or more percent, those of the Outokumpu region do not contain elevated Mn concentrations.

At Talvivaara, Ni predominates over Cu, and the deposit is hosted by graphite-rich by: Geochemistry of Proterozoic metamorphosed black shales in eastern Finland, with implications for exploration and environment studies features in the black schists of the Outokumpu area, Finland.

Graphite- and sulphide-bearing schists in the Outokumpu R Drill Core: Comparison with the Ni-Cu-Co-Zn-Mn-rich black schists at Talvivaara, Finland.

A km2 3D seismic survey was acquired over the Kylylahti mine area (Outokumpu mineral district, eastern Finland) as a part of the COGITO-MIN (COst-effective Geophysical Imaging Techniques for supporting Ongoing MINeral exploration in Europe) project, which aimed at the development of cost-effective geophysical imaging methods for mineral by: 2.

The Talvivaara black shale-hosted Ni-Zn-Cu-Co deposit occurs in eastern Finland and is currently the largest sulfidic Ni resource under exploitation in Western is a low-grade ( wt% Ni, wt% Zn, wt% Cu, wt% Co, wt% U at Ni cutoff of wt%) but very large deposit with total ore resources (measured + indicated + inferred) reaching Gt (Talvivaara Mining Cited by: The original reserves in the Outokumpu area were 50 million tonnes (Mt) sulfide ore grading to percent Cu, to 1 percent Zn, to percent Co, percent Ni, to g/t Au, and 1 to 9 g/t schists in the serpentinite-associated prospects and mines in the Kainuu-Outokumpu area were compared by studying more than Cited by: The Outokumpu district within the North Karelia Schist Belt in eastern Finland is a classical ore province of Finland and one of Finland's most important copper ore district hosts a number ore bodies with economic grades of Cu, Zn, Co, Ni, Ag and Au (Huhma and Huhma, ).Mining activity spans a period from to after which several mines were closed (e.g.

Keretti Cited by: 9. The Outokumpu copper mine, which commenced operation in but was exhausted and closed inis located in the town of Outokumpu in eastern Finland, some km north-east of Helsinki and km west of the Russian border.

The Vuonos mine which is 4 km north-east of Outokumpu was discovered in and mining commenced by open cut in The Luikonlahti deposit is some 27.

The Kylylahti massive sulfide deposit is situated in eastern Finland within the North Karelia Schist Belt. Kylylahti belongs to the well-known Outokumpu mining district where mining and mineral exploration has been active since the discovery of the Outokumpu copper deposit in Ingeologists found an ore containing boulder some 50 Cited by: 4.

Etymology. The word garnet comes from the 14th‑century Middle English word gernet, meaning 'dark red'.It is derived from the Latin granatus, from granum ('grain, seed').This is possibly a reference to mela granatum or even pomum granatum ('pomegranate', Punica granatum), a plant whose fruits contain abundant and vivid red seed covers (), which are similar in shape, size, and color to some Category: Nesosilicate.

A belt of sulphide and graphite bearing schists ("Black Schists") and mylonitic zones occurs not far from the Hitura body, and characterises the immediate environment of the ore deposit.

A number of ultramafic bodies are known in the Nivala area, including the host to the Makola nickel deposit, ~ km SW of the Hitura deposit, although only. Geological Survey of Finland, Special Paper 53 Main metallogenic events in Fennoscandia: summary In Neoproterozoic to Palaeozoic times, the opening of the Iapetus Ocean (ca.

Ma) in-cluded the development of an Atlantic-type pas-sive margin in Fennoscandia. This stage produced some stratabound-stratiform VMS Zn-Pb-Cu andCited by: 1. You can write a book review and share your experiences. Other readers will always be interested in your opinion of the books you've read.

Whether you've loved the book or not, if you give your honest and detailed thoughts then people will find new books that are right for them. This trip to the Outokumpu-Kainuu region in eastern Finland will focus on the Ga old formations, some of which host the Outokumpu-type serpentinite-associated massive Cu-Co-Zn-Au deposits.

The Outokumpu mine was at one time the largest Cu mine in Europe and together with two other deposits, yielded a total of Mt Cu between and. a continent in the W part of the landmass lying between the Atlantic and Pacific oceans, separated from Asia by the Ural Mountains on the E and the Caucasus Mountains and the Black and Caspian seas on the SE.

In British usage, Europe sometimes contrasts with England.including the Russian Federation; ab. 4, sq. (10, sq. km). Full text of "East Carelia and Kola Lapmark: Described by Finnish Scientists and Philologists" See other formats.

Finland, Finnish Suomi (swô`mē), officially Republic of Finland, republic ( est. pop. 5,),sq mi (, sq km), N borders on the Gulf of Bothnia and Sweden in the west, on Norway in the north, on Russia in the east, and on the Gulf of Finland and the Baltic Sea in the south. This banner text can have markup.

web; books; video; audio; software; images; Toggle navigation. [Na 2][Z 2+ 3 Fe 3+ 2]Si 8 O 22 (OH,F,Cl) 2 The riebeckite minerals are sodium amphiboles defined with A (Na+K+2Ca).

NI Technical Report - Hirsikangas Gold Project, Finland Page | Weather patterns in the project area and in the general region can change quite rapidly, particularly in winter, because northern Finland is located in a zone of prevailing westerly winds where cooling sub-tropical and polar air masses collide.

The Lac des Iles mine is located in northwestern Ontario which lies within the Superior Province of the Canadian Precambrian Shield, a boreal forest region typified by uplands forested mostly by black spruce, birch, poplar and jack pine, and low areas of numerous lakes and treed swamps.

domes in eastern Finland: Journal of Struc-tural Geology, v. 1, P• 96, Brun, J, P,The Cluster-ridge pattern of C2 mantled gneiss domes in eastern Finland: evi-dence for large-scale gravitational instabil-ity of the Proterozoic crust: Earth and Plan-etary Science Letters, v, 47, P• Cobaltite-Gersdorffite Series.

See also the chemically very similar Glaucodot and Alloclasite. Compare 'UMAs:CoNiS' and 'UMS:AsCoFeNi'. Pursuant to an offer dated January 9,as varied by notices of variation and extension dated February 8,FebruMa and Ma (collectively, the.

The Mg analogue of Sekaninaite. Cordierite-Sekaninaite Series. The hexagonal high-temperature dimorph of cordierite is indialite. Cordierite is often altered to pinite.

May be confused with members of the Osumilite Group. The structure of cordierite and indialite is somewhat similar to that of beryl. Microporous cordierite (and beryl) may contain some molecular N 2 (Bebout et al.

GTK, Eastern Finland Office Library P.O. Box FI Kuopio, Finland + 20 11 Telefax: + 20 13 GTK, Pohjois-Suomen yksikkö Kirjasto PL 77 Rovaniemi 11 Telekopio: 14 GTK, Norra Finlands enhet Biblioteket PB 77. Walker RJ, Hanski E, Vuollo J, Liipo J () The Os isotopic composition of Proterozoic upper mantle: evidence for chondritic upper mantle from the Outokumpu ophiolite, Finland.

Earth Planet Sci Lett – CrossRef Google ScholarAuthor: Mortada El Aref, Yasser Abd El-Rahman, Basem Zoheir, Adel Surour, Hassan M.

Helmy, Amr Abdelnasser. The anomalies selected for sampling /hexagonal type of pyrrhotite have been carried and analysis consisted of plutonic, metasedimen-out for mineralized black schists from several loca- tary and metavolcanic rocks, of which about one-tions in eastern Finland, and the monoclinic type third comprised mica gneisses and one sample was of pyrrhotite 5/5(1).

Around a hundred occurrences described in this book demonstrate that more gemstones are known from Finland than from other Nordic great activity of the Finnish mineral collectors may be the main explanation, because the Finnish bedrock is notably similar to that of Sweden.Outokumpu Exploration, and the Technical Research Centre of Finland resulted in the greytone image technology (Aarnisalo et al.Korhonen ) that has extensively been used since early s to display aeromagnetic results in a way superior to previous methods.

The technology was first devel-oped for the large Remote Sensing and.Beowulf Regulatory News. Live BEM RNS. Regulatory News Articles for Beowulf Mining Plc Ord 1P.