 | Roberts, M. D., Oliver, N. H. S., Fairclough, M. C., Holtta, P. S., Lahtinen, R. (2003) Geochemical and Oxygen Isotope Signature of Sea-FloorAlteration Associated with a Polydeformed and Highly Metamorphosed MassiveSulfide Deposit, Ruostesuo, Central Finland. Economic Geology, 98 (3) 535-556 doi:10.2113/gsecongeo.98.3.535 | Journal (article/letter/editorial) | | Metamorphosed Massive Sulfide Deposit, Ruostesuo, Central Finland MICHAEL D. ROBERTS,†,* NICHOLAS H.S....RAIMO LAHTINEN Geological Survey of Finland, FIN-02150 Espoo, Finland Abstract Massive sulfide deposits...deposits in the Vihanti-Pyhäsalmi district, central Finland, are hosted by a highly deformed and metamorphosed...rocks (MCOR and FCOR) in the vicinity of the Ruostesuo Zn-Cu deposit define mappable layers with distinctive...least altered metavolcanic rocks and COR rocks at Ruostesuo define three mafic suites (primitive basalts, |  | ZHENG, Y. C., GU, Lianxing, TANG, Xiaoqian, WU, Changzhi, LI, Chunhai, LIU, Sihai (2011) Geology and Geochemistry of Highly Metamorphosed Footwall Alteration Zones in the Hongtoushan Volcanogenic Massive Sulfide Deposit, Liaoning Province, China. Resource Geology, 61 (2) 113-139 doi:10.1111/j.1751-3928.2011.00154.x | Journal (article/letter/editorial) | | Province of NE China. Stratiform cordierite–anthophyllite gneiss (CAG) that occurs hundreds of meters...for VMS deposits in China. A cordierite- and anthophyllite-rich stratigraphic unit is well developed in...far away. However, genesis of this cordierite–anthophyllite unit is still under dispute. Zhang et al. (1984)...alteration zone, represented by cordierite–anthophyllite gneiss (CAG) immediately below the massive sulfide...Province, is located in the Hunbei Archean terrane of North China craton (NCC). The NCC is the largest and oldest |  | | Journal (article/letter/editorial) | | the evolution of natural examples. Key words: anthophyllite; ferric iron; gedrite; NCKFMASHTO; pseudosection;...act, actinolite; als, aluminosilicate; anth, anthophyllite; bi, biotite; cd, cordierite; chl, chlorite;...diagnostic distinctions between gedrite and anthophyllite (Robinson et al., 1971, 1982; Stout, 1972; Spear... chloritoid, cordierite, staurolite, talc, anthophyllite, gedrite, cummingtonite, orthopyroxene, the...presented in Fig. 1. Although both gedrite and anthophyllite were considered in the calculations, only one |  | Beaudoin, G., Mercier-Langevin, P., Dube, B., Taylor, B. E. (2014) Low-Temperature Alteration at the World-Class LaRonde Penna Archean Au-Rich Volcanogenic Massive Sulfide Deposit, Abitibi Subprovince, Quebec, Canada: Evidence from Whole-Rock Oxygen Isotopes. Economic Geology, 109 (1) 167-182 doi:10.2113/econgeo.109.1.167 | Journal (article/letter/editorial) | | stratigraphically beneath the principal ore lens (20 North) indicate local zones of higher temperature hydrothermal...2005; McNicoll et al., 2014). In the LaRonde Penna mine area, rocks of the Blake River Group comprise an...(modified from Mercier-Langevin et al., 2011b) Mine Mineralization Years Au (g/t) Ag (g/t) Cu (wt...unit (subunit 4.4; Fig. 2). In the LaRonde Penna mine area, the heterogeneous unit is composed of altered...member is up to 500 m thick in the LaRonde Penna mine area and is divided into five subunits. The 680000mE |  | | Book | | Painopaikka | Printing house: Lönnberg Print & Promo, Finland ISBN 978-952-217-253-2 (sid.) ISBN 978-952-217-254-9...Geological Survey of Finland Espoo 2017 SUOMEN KORUKIVET Gemstones of Finland Kari A. Kinnunen Risto... In addition, the rock types commonly used in Finland as gemstones, are now documented in detail. Photography...demonstrate that more gemstones are known from Finland than from other Nordic countries.The great activity...gemstones and precious stones Thulite of the Talvivaara mine . . . . . . . . . . . . . . . . . 196 13 Striped |  | Driouch, Youssef, Debat, Pierre, Ganne, Jérôme, Béziat, Didier, Kriegsman, Leo M., Martignole, Jacques (2017) The Cordierite-Orthoamphibole Rocks of the Variscan Dome of Gavarnie-GèDre-Héas: The Gedrite of Gèdre (Hautes Pyrénées, France) The Canadian Mineralogist, 55 (2) 245-281 doi:10.3749/canmin.1600032 | Journal (article/letter/editorial) | | partial melting conditions in its central part (north of the Gavarnie and Gèdre valleys; Debat et al...analyses identified small and thin areas of anthophyllite (Ath) composition (Leake et al. 1997). These...FIG. 13. Composition of gedrite and exsolved anthophyllite (A) in terms of Mg/(Mg þ Fe2þ) versus Si in...versus IVAl diagram (edenitic substitution); anthophyllite-gedrite pairs are joined by tie lines; (C) showing...separating Fe and Mg and treating exsolved anthophyllite as an additional phase component, the balanced |  | | 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 |  | | Report (issue) | | Geological Survey of Finland Special Paper 35 Boris Saltikoff, Kauko Puustinen and Mikko Tontti Metallogenic...deposits in Finland Explanation to the Metallogenic Map of Finland Geological Survey of Finland Espoo 2006...metallic mineral deposits in Finland – Explanation to the Metallogenic Map of Finland. Geologian tutkimuskeskus...tutkimuskeskus – Geological Survey of Finland, Special Paper 35. 66 pages, 19 figures, 2 tables. This paper contains...contains explanations to the Metallogenic Map of Finland 1 : 1 000 000 (Saltikoff et al. 2002). The aim |  | | 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 |  | Kampmann, Tobias C., Jansson, Nils F, Stephens, Michael B., Majka, Jarosław, Lasskogen, Jonas (2017) Systematics of Hydrothermal Alteration at the Falun Base Metal Sulfide Deposit and Implications for Ore Genesis and Exploration, Bergslagen Ore District, Fennoscandian Shield, Sweden. Economic Geology, 112 (5) 1111-1152 doi:10.5382/econgeo.2017.4504 | Journal (article/letter/editorial) | | generally lost Ca, K, and Na. Proximal, quartz-anthophyllite-rich altered rocks additionally gained Si, whereas...changes along with mineral chemical data for anthophyllite, biotite, cordierite, and garnet, and the common...spatial relationships also have implications for near-mine exploration, since quartz-rich footwall rocks locally...(Bergslagen ore district) Active base metal sulfide mine ( ! (! ! ( ! (! (! ( ! ( ! ( ( ! 15.5° E 15...tite) schist along shear zone (TC) Quartz-anthophyllite-(biotite-cordierite/ -almandine) metamorphic |  | Palin, R. M., White, R. W., Green, E. C. R., Diener, J. F. A., Powell, R., Holland, T. J. B. (2016) High-grade metamorphism and partial melting of basic and intermediate rocks. Journal of Metamorphic Geology, 34 (9) 871-892 doi:10.1111/jmg.12212 | Journal (article/letter/editorial) | | phases such as cordierite, cummingtonite, and/or anthophyllite. In addition, appreciable talc, kyanite, and/or...Fox, J. S., 1974. The origin of cordierite–anthophyllite rocks in the Land’s End aureole. Geological...and evolution of the lower crust in the eastern North China craton: A review. Earth-Science Reviews, 122...from the Day Nui Con Voi metamorphic core complex, North Vietnam; constraints upon the timing of metamorphism...metamorphosed massive sulphide seposit, Ruostesuo, central Finland. Economic Geology, 98, 535–556. Rosenberg |  | Pitra, P., Boulvais, P., Antonoff, V., Diot, H. (2008) Wagnerite in a cordierite-gedrite gneiss: Witness of long-term fluid-rock interaction in the continental crust (Ile d'Yeu, Armorican Massif, France) American Mineralogist, 93 (2) 315-326 doi:10.2138/am.2008.2597 | Journal (article/letter/editorial) | | Metamorphosed Massive Sulfide Deposit, Ruostesuo, Central Finland. Economic Geology, 98(3), 535–556. Robinson...terrane, Snake Creek Anticline, Mount Isa Inlier, north-eastern Australia: microstructures and P-T-d paths...Orijärvi, SW Finland. Journal of Geology, 100(5), 545–559. Spear, F.S. (1980) The gedrite-anthophyllite solvus |  | | Conference Proceedings (Volume) | | Stockholm University, the Geological surveys of Finland and Norway, Luleå University of Technology and...photograph: View of the Aitik open pit copper mine in the very north of Sweden. Mining operations started in...classification of ore potential black shales in Finland . . ............................................submarine caldera associated mineralization in north-west Wales .................................. ...hydrothermal vents created by IODP Exp. 331 in the Iheya North field, Okinawa Trough ......................... |  | | Journal (volume) | | »Anvisning pa malm och bergarter uti storfurstendömet Finland», osat I ja II, ilmestyivät vuosina 1824 ja 1825...mineraaleista teoksessaan »Beskrifning öfver de i Finland fun na mineralien>, jonka ensimmäinen painos ilmestyi...our knowledge of the geology and the minerals of Finland has increased tremendously, but the data collected...the need for an index of minerals occurring in Finland and for some source of information on the works...from my post as head of the Geological Survey of Finland, I began to compile a reference work designed to |  | | Book | | avec l'editeur. Gold-rich specimen fro1n the Don,e Mine, Tim1nins, Ontario that was presented to GSC in...Mineral Deposit Types published by the Decade of North American Geo logy (DNAG), it is in fact very different... may change the para1neters of the mathematical mine n1odel referred to above. Modifications to the 1nine...l-producing mines closed and only one (Voisey's Bay Ni-Cu mine in Labrador) opened. On the brighter side, the potential...Cycle PRODUCTION North America Pangea Rodinia Nuna Kenorland TOTAL RESERVES North America Pangea Rodinia |
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