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Hattu Belt

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Journal Article
Journal: Economic Geology
Published: 01 November 2016
Economic Geology (2016) 111 (7): 1659-1703.
...Ferenc Molnár; Hugh O’Brien; Yann Lahaye; Asko Käpyaho; Peter Sorjonen-Ward; Hironobu Hyodo; Grigorios Sakellaris Abstract The Hattu schist belt is an emerging gold-producing ore district in the western part of the Archean Karelian Province of the Fennoscandian Shield. The belt consists of 2.76...
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Geological map of the <b>Hattu</b> schist <b>belt</b>, Ilomantsi, Eastern Finland, adapte...
Published: 04 July 2018
Fig. 1. Geological map of the Hattu schist belt, Ilomantsi, Eastern Finland, adapted from Nurmi et al . ( 1993 ).
Image
F ig . 2. Geology of the <b>Hattu</b> schist <b>belt</b>, Ilomantsi, and the locations of...
Published: 01 November 2003
F ig . 2. Geology of the Hattu schist belt, Ilomantsi, and the locations of most of the reported gold deposits in the belt. In addition, a few deposits in the belt have been discovered to the south of the area shown here. Modified from Nurmi et al. (1993) .
Journal Article
Journal: Geology
Published: 01 July 2006
Geology (2006) 34 (7): 589-592.
... granites of the Schwaner Mountains in southwest Borneo during the Eocene, and Permian–Triassic granites and Proterozoic basement of the Malay-Thai Tin Belt during the Oligocene. 28 02 2006 19 07 2005 26 02 2006 The Geological Society of America, Inc. 2006 Southeast Asia Borneo...
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Journal Article
Journal: Geophysics
Published: 01 January 2000
Geophysics (2000) 65 (6): 1961-1969.
... in the Pyhäsalmi area, which belongs to the Main Sulfide ore belt in Finland. In the deep exploration program, wide-band multifrequency EM ground surveys were successfully used to detect both new ore lenses and geological structures. Mise-a-la-masse (MAM) borehole and ground surveys as well as borehole EM surveys...
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F ig . 5. Cross section through the Pampalo deposit in the <b>Hattu</b> schist bel...
Published: 01 November 2003
F ig . 5. Cross section through the Pampalo deposit in the Hattu schist belt, Ilomantsi ( Nurmi et al., 1993 ).
Series: Society of Economic Geologists Guidebook Series
Published: 01 January 2000
DOI: 10.5382/GB.33
EISBN: 9781934969861
Series: GSA Special Papers
Published: 01 May 2015
DOI: 10.1130/2015.2510(03)
... off along the NW-trending boundary with the Paleoproterozoic Svecofennian accretionary orogen. The main constituents of the Karelian-Belomorian region are: epicontinental sequences of greenstone belts (Kostomuksha, Khedozero-Bolsheozero, Gimoly-Sukkozero, Jalonvaara) and paragneiss belts (Hattu...
Journal Article
Journal: Economic Geology
Published: 01 November 2003
Economic Geology (2003) 98 (7): 1329-1353.
...F ig . 2. Geology of the Hattu schist belt, Ilomantsi, and the locations of most of the reported gold deposits in the belt. In addition, a few deposits in the belt have been discovered to the south of the area shown here. Modified from Nurmi et al. (1993) . ...
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Location of the Karelian Province on the Fennoscandian Shield and regional ...
Published: 01 November 2016
Fig. 1 Location of the Karelian Province on the Fennoscandian Shield and regional geology of the Hattu schist belt with locations of orogenic gold deposits. The regional geology map of the Hattu schist belt is redrawn after Sorjonen-Ward (1993) .
... igneous rocks were formed during the Lopian Orogeny (2.9–2.6 Ga). These greenstone belts form a prominent part of the Finnish and Russian bedrock, but are minor in Sweden. The Hattu schist belt in the southwestern part of the Archean of Finland seems to record a collisional arc setting for the rocks...
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Journal Article
Journal: Economic Geology
Published: 01 November 2003
Economic Geology (2003) 98 (7): 1271-1290.
..., southwest Sweden), Kutemajärvi (Tampere schist belt, southern Finland), and Pampalo (Hattu schist belt, Ilomantsi area, eastern Finland). This increased prospecting and production activity has also led to a significant increase in our knowledge of the gold-forming processes in the Fennoscandian Shield...
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Journal Article
Journal: Economic Geology
Published: 01 November 2003
Economic Geology (2003) 98 (7): 1355-1369.
... characterized by arsenopyrite-bearing quartz-tourmaline veins up to 0.5 m wide ( Eilu, 1999 ). The gold mineralization is related to the late D 3 and/or D 4 deformation stages. The gold deposits in the Ilomantsi (Hattu) greenstone belt are hosted by sheared mica schists, tonalites, porphyry dikes...
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Journal Article
Published: 25 April 2019
Geochemistry: Exploration, Environment, Analysis (2019) 19 (4): 448-464.
...Mingji Zhang; Dehui Zhang; Bo Zhao; Mingqian Wu; Bo Bao; Yingkang Liu; Chong Huang Abstract The Longtoushan Au deposit, located in the Qin-Hang Metallogenic Belt, South China, is a breccia-hosted epithermal Au deposit. It is characterized by the distinctive occurrence of magmatic-hydrothermal...
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( a ) Geological overview of Fennoscandia, the black rectangle refers to th...
Published: 01 June 2019
) with the sampling locations (orange circles) in the Karelian domain of Fennoscandia (modified after Koistinen et al. 2001 ). The Ilomansti greenstone belt consists of the Hattu schist belt (purple polygon) and the Kovero belt (dashed purple polygon).
Journal Article
Published: 01 June 2019
American Mineralogist (2019) 104 (6): 857-868.
...) with the sampling locations (orange circles) in the Karelian domain of Fennoscandia (modified after Koistinen et al. 2001 ). The Ilomansti greenstone belt consists of the Hattu schist belt (purple polygon) and the Kovero belt (dashed purple polygon). ...
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Journal Article
Journal: Economic Geology
Published: 01 November 2019
Economic Geology (2019) 114 (7): 1467-1471.
.... Reading article 103015 INTERESTING PAPERS IN OTHER JOURNALS 1471 Textural evolution and trace element chemistry of hydrothermal calcites from Archean gold deposits in the Hattu schist belt, eastern Finland: Indicators of the ore-forming environment Henrik Kalliomäki, Thomas Wagner, Tobias Fusswinkel...
Journal Article
Published: 01 August 2009
Geochemistry: Exploration, Environment, Analysis (2009) 9 (3): 247-255.
... – 59 [in Finnish] . Hartikainen A. Nurmi P.A. 1993 . Till geochemistry in gold exploration in the late Archean Hattu schist belt, Ilomantsi, eastern Finland . In: Nurmi P.A. Sorjonen-Ward P. (eds) Geological development, gold mineralization and exploration...
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Journal Article
Journal: Geology
Published: 01 October 2008
Geology (2008) 36 (10): 815-818.
... in the late Archean Hattu Schist Belt, Ilomantsi, eastern Finland: Geological Survey of Finland Special Paper 17, 392 p. 0001-1541(1968)014[0135:LCITEF]2.0.CO;2 Renon H. Prausntiz J.M...
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Series: Geological Society, London, Memoirs
Published: 01 January 2006
DOI: 10.1144/GSL.MEM.2006.032.01.37
EISBN: 9781862394070
... complex also have a maximum estimated age of deposition of 2731 ± 8 Ma, and detrital zircons extracted from quartzites have ages up to 3413 ± 5 Ma ( Evins et al . 2002 ). In the Ilomantsi greenstone belt, the Hattu structure is composed dominantly of sedimentary-volcanic rocks and volcanic rocks...
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