Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Jukka-Pekka Ranta"'
Publikováno v:
Bulletin of the Geological Society of Finland, Vol 93, Iss 2, Pp 129-154 (2021)
SEM-based automated mineralogy (SEM-AM) techniques allow fast and effective way of studying the textural settings of gold in hydrothermal deposits. Unsupervised machine learning (e.g. self-organizing maps) is an intuitive way of processing multi-di
Externí odkaz:
https://doaj.org/article/df46d3f95981429e9fe14f339570d017
Publikováno v:
Bulletin of the Geological Society of Finland, Vol 92, Iss 2, Pp 131-150 (2020)
The Kivilompolo molybdenite occurrence is located in the northern part of the Peräpohja belt, within the lithodemic Ylitornio nappe complex. It is hosted within a deformed porphyritic granite belonging to the pre-orogenic 1.99 Ga Kierovaara suite. T
Externí odkaz:
https://doaj.org/article/1a481704ccc340af9b22956e7619c8af
The Hirvilavanmaa (Au-only) and Naakenavaara (Cu-Co-Au-Ni) deposits, located only 5 km apart in the Paleoproterozoic Central Lapland belt (CLB) in northern Finland, represent two types of orogenic gold mineralization that dominate the CLB: (1) Au-onl
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::28f73286e9700c36648c1129fece4e27
http://urn.fi/urn:nbn:fi-fe2022120569352
http://urn.fi/urn:nbn:fi-fe2022120569352
Autor:
Matthew Goode, Jukka-Pekka Ranta, Timo Mäki, Ballinteer Park, Ballinteer, Dublin , D Hk , Ireland, Holly J. Stein, Eero Hanski, Näsilinnankatu D , Tampere, Finland, Atte Taivalkoski
Publikováno v:
Bulletin of the Geological Society of Finland, Vol 92, Iss 2, Pp 131-150 (2020)
The Kivilompolo molybdenite occurrence is located in the northern part of the Peräpoh jabelt, within the lithodemic Ylitornio nappe complex. It is hosted within a deformed porphyritic granite belonging to the pre-orogenic 1.99 Ga Kierovaara suite. T
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0f7289d850e228ff5e3246191869116f
https://www.geologinenseura.fi/sites/geologinenseura.fi/files/bulletin_vol92_2_131-150_ranta-etal.pdf
https://www.geologinenseura.fi/sites/geologinenseura.fi/files/bulletin_vol92_2_131-150_ranta-etal.pdf
Autor:
Ortwin Renn, Richard Gloaguen, Christina Benighaus, Leila Ajjabou, Ludger Benighaus, Virginia Del Rio, Javier Gómez, Sari Kauppi, Michaela Keßelring, Moritz Kirsch, Marko Komac, Juha Kotilainen, Elena Kozlovskaya, Jari Lyytimaki, Cathryn McCallum, Tuija Mononen, Jouni Nevalainen, Lasse Peltonen, Jukka-Pekka Ranta, Stephane Ruiz, Jon Russill, Frank Wagner
Publikováno v:
Earth science, systems and society (ES3)
Drastic measures are required to meet the standards of the Paris Agreement and limit the increase of global average temperatures well below 2°C compared to pre-industrial levels. Mining activities are typically considered as unsustainable but, at th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7619acd5884a159eda5442b1a678eb1c
http://urn.fi/urn:nbn:fi-fe2022050332163
http://urn.fi/urn:nbn:fi-fe2022050332163
Autor:
Ferenc Molnár, Mikael Vasilopoulos, Matti Talikka, Yann Lahaye, Anne-Sylvie André-Mayer, Marie G. Lefebvre, Hugh O’Brien, Jukka-Pekka Ranta, Antonin Richard
Publikováno v:
Mineralium Deposita
The Juomasuo Au–Co deposit, currently classified as an orogenic gold deposit with atypical metal association, is located in the Paleoproterozoic Kuusamo belt in northeastern Finland. The volcano-sedimentary sequence that hosts the deposit was inten
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1fbacb29bd3b92ecacc260ce0bd0d7c1
https://gfzpublic.gfz-potsdam.de/pubman/item/item_5005724_2/component/file_5007219/5005724.pdf
https://gfzpublic.gfz-potsdam.de/pubman/item/item_5005724_2/component/file_5007219/5005724.pdf
Autor:
Joan Marie Blanco, Michael Schneider, Elena Kozlovskaya, Jukka-Pekka Ranta, Jens Kobow, Jouni Nevalainen, Moritz Kirsch, Richard Gloaguen
The measurement of the magnetic field has been a “backbone” geophysical method in mineral exploration since the 17th century. The existing instrumentation that measures Total Magnetic field Intensity (TMI) are a routinely used in ground, borehole
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9cc54ed4a6453a5889bcb31ef61bee29
https://doi.org/10.5194/egusphere-egu2020-18945
https://doi.org/10.5194/egusphere-egu2020-18945
Publikováno v:
Bulletin of the Geological Society of Finland, Vol 90, Iss 1, Pp 69-108 (2018)
The Rompas-Rajapalot gold prospect is located in the northern part of the Paleoproterozoic Peräpohja belt. It covers an area of at least 10 × 10 km and comprises various styles of gold mineralization ranging from localized high-grade Au pockets in
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ea26f444f9bc245e8551165f3170ec25
http://www.geologinenseura.fi/bulletin/Volume90/Bulletin_vol90_1_69-108_2018_Ranta-etal.pdf
http://www.geologinenseura.fi/bulletin/Volume90/Bulletin_vol90_1_69-108_2018_Ranta-etal.pdf
Publikováno v:
Precambrian Research. 365:106410
The Raja Au-Co mineralization in the Paleoproterozoic Perapohja belt in northern Finland is part of the wider Rompas-Rajapalot mineralized area with several known Au-Co occurrences. The area is characterized by distinct tourmaline occurrences, spatia
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::264cf199b4c53e5f2e9a1ed6afd665c1
https://doi.org/10.1016/j.precamres.2021.106410
https://doi.org/10.1016/j.precamres.2021.106410
Publikováno v:
Mineralium Deposita. 52:733-746
The recently discovered Palokas gold deposit is part of the larger Rompas-Rajapalot gold-mineralized system located in the Paleoproterozoic Perapohja Belt, northern Finland. Tourmaline is an important gangue mineral in the Palokas gold mineralization
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::308d1051ccc099012be619a8c6c3c242
https://doi.org/10.1007/s00126-016-0700-x
https://doi.org/10.1007/s00126-016-0700-x