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Country-wide exploration for graphite- and sulphide-rich black shales with airborne geophysics and petrophysical and geochemical studies.
Journal of Geochemical Exploration. 2023 ; 244 [doi][doi]

Nuppunen-Puputti M , Kietäväinen R , Kukkonen I , Bomberg M .
Implications of a short carbon pulse on biofilm formation on mica schist in microcosms with deep crystalline bedrock groundwater.
Frontiers in Microbiology. 2023 ; 14 [doi][doi]

Nuppunen-Puputti M , Kietäväinen R , Purkamo L , Rajala P , Itävaara M , Kukkonen I , Bomberg M .
Rock surface fungi in deep continental biosphere—exploration of microbial community formation with subsurface in situ biofilm trap.
Microorganisms. 2021 ; 9 (1): 1 – 29. [doi][doi]

Sharov N .
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Springer Proceedings in Earth and Environmental Sciences. 2020 ; 253 – 261. [doi][doi]

Lahti I , Kontinen A , Nykänen V .
AMT survey in the Outokumpu ore belt, eastern Finland.
Exploration Geophysics. 2019 ; 50 (4): 351 – 363. [doi][doi]

Nuppunen-Puputti M , Purkamo L , Kietäväinen R , Nyyssönen M , Itävaara M , Ahonen L , Kukkonen I , Bomberg M .
Rare biosphere archaea assimilate acetate in Precambrian terrestrial subsurface at 2.2 km depth.
Geosciences (Switzerland). 2018 ; 8 (11): [doi][doi]

Sharma P , Tsang C , Kukkonen IT , Niemi A .
Analysis of 6-year fluid electric conductivity logs to evaluate the hydraulic structure of the deep drill hole at Outokumpu, Finland.
International Journal of Earth Sciences. 2016 ; 105 (5): 1549 – 1562. [doi][doi]

Heinonen S , Kontinen A , Sorjonen-Ward P , Aatos S .
Integration of geophysical data for deep exploration in the kylylahti cu-mining area, eastern Finland.
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Haapala I , Papunen H . A History of Exploration for and Discovery of Finland's Ore Deposits. Elsevier Inc.; 2015 . p. 1 – 38. [doi][doi]

Chan J , Schmitt DR .
Initial seismic observations from a deep borehole drilled into the Canadian Shield in northeast Alberta.
International Journal of Earth Sciences. 2015 ; 104 (6): 1549 – 1562. [doi][doi]

Rajala P , Bomberg M , Kietäväinen R , Kukkonen I , Ahonen L , Nyyssönen M , Itävaara M .
Rapid reactivation of deep subsurface microbes in the presence of c-1 compounds.
Microorganisms. 2015 ; 3 (1): 17 – 33. [doi][doi]

Kietäväinen R , Ahonen L , Kukkonen IT , Niedermann S , Wiersberg T .
Noble gas residence times of saline waters within crystalline bedrock, Outokumpu Deep Drill Hole, Finland.
Geochimica et Cosmochimica Acta. 2014 ; 145 159 – 174. [doi][doi]

Kontny A , Dietze F .
Magnetic fabrics in deformed metaperidotites of the Outokumpu Deep Drill Core, Finland: Implications for a major crustal shear zone.
Tectonophysics. 2014 ; 629 224 – 237. [doi][doi]

Heinonen S , Aatos S , Heikkinen P , Hellqvist N , Kurimo M , Levaniemi H , Kukkonen I .
Deep ore exploration of sulfides with seismic reflection profiling in outokumpu, Finland.
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Kukkonen I , Heinonen S , Heikkinen P , Sorjonen-Ward P .
Delineating ophiolite-derived host rocks of massive sulfide Cu-Co-Zn deposits with 2D high-resolution seismic reflection data in Outokumpu, Finland.
Geophysics. 2012 ; 77 (5): WC213–WC222. [doi][doi]

Savchenko S , Gorbatsevich F .
Estimation of the stressed state of the rock mass in the area of the Outokumpu deep drill hole (OKU), Finland.
Acta Geodynamica et Geomaterialia. 2012 ; 9 (1): 31 – 42.

Wenk H , Vasin R , Kern H , Matthies S , Vogel S , Ivankina T .
Revisiting elastic anisotropy of biotite gneiss from the Outokumpu scientific drill hole based on new texture measurements and texture-based velocity calculations.
Tectonophysics. 2012 ; 570-571 123 – 134. [doi][doi]

Schijns H , Schmitt DR , Heikkinen PJ , Kukkonen IT .
Seismic anisotropy in the crystalline upper crust: Observations and modelling from the Outokumpu scientific borehole, Finland.
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Itävaara M , Nyyssönen M , Bomberg M , Kapanen A , Nousiainen A , Ahonen L , Hultman J , Paulin L , Auvinen P , Kukkonen IT .
Microbiological sampling and analysis of the Outokumpu Deep Drill Hole biosphere in 2007-2009.
Special Paper of the Geological Survey of Finland. 2011 ; 2011 (51): 199 – 206.

Virgil C , Hördt A , Leven M , Steveling E , Kück J , Dietze F .
Three-component magnetic logging in the Outokumpu Deep Drill Hole.
Special Paper of the Geological Survey of Finland. 2011 ; 2011 (51): 119 – 132.

Taran LN , Onoshko MP , Mikhailov ND .
Structure and composition of organic matter and isotope geochemistry of the palaeoproterozoic graphite and sulphide-rich metasedimentary rocks from the Outokumpu Deep Drill Hole, eastern Finland.
Special Paper of the Geological Survey of Finland. 2011 ; 2011 (51): 219 – 228.

Airo M , Säävuori H , Vuoriainen S .
Petrophysical properties of the Outokumpu Deep Drill Core and the surrounding bedrock.
Special Paper of the Geological Survey of Finland. 2011 ; 2011 (51): 63 – 82.

Västi K .
Petrology of the dril hole R2500 at Outokumpu, Eastern Finland - The deepest dril hole ever driled in Finland.
Special Paper of the Geological Survey of Finland. 2011 ; 2011 (51): 17 – 46.

Elbra T , Karlqvist R , Lassila I , Hæggström E , Pesonen LJ .
P- and S-wave velocities of rocks from the upper 1.5 km crustal section sampled by the Outokumpu Deep Driling Project, Finland.
Special Paper of the Geological Survey of Finland. 2011 ; 2011 (51): 95 – 104.

Kern H , Mengel K .
P- And S-wave velocities and velocity anisotropy of core samples from the Outokumpu 2500 m crustal section: Implications for the nature of seismic reflections.
Special Paper of the Geological Survey of Finland. 2011 ; 2011 (51): 83 – 94.

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Gorbatsevich FF , Kovalevsky MV , Trishina OM .
Characteristics of elastic properties of the crystalline rock samples from the Outokumpu Deep Drill Hole: Results of Acoustopolariscopic Laboratory measurements.
Special Paper of the Geological Survey of Finland. 2011 ; 2011 (51): 207 – 218.

Hölttä P , Karttunen P .
Metamorphism as a function of depth in metasedimentary rocks of the Outokumpu Deep Drill Hole.
Special Paper of the Geological Survey of Finland. 2011 ; 2011 (51): 47 – 62.

Elbra T , Karlqvist R , Lassila I , Hæggström E , Pesonen LJ .
Laboratory measurements of the seismic velocities and other petrophysical properties of the Outokumpu deep drill core samples, eastern Finland.
Geophysical Journal International. 2011 ; 184 (1): 405 – 415. [doi][doi]

Ahonen L , Kietäväinen R , Kortelainen N , Kukkonen IT , Pullinen A , Toppi T , Bomberg M , Itävaara M , Nousiainen A , Nyyssönen M , Öster M .
Hydrogeological characteristics of the Outokumpu Deep Drill Hole.
Special Paper of the Geological Survey of Finland. 2011 ; 2011 (51): 151 – 168.

Heinonen S , Kukkonen IT , Heikkinen PJ , Schmitt DR .
High resolution reflection seismics integrated with deep dril hole data in Outokumpu, Finland.
Special Paper of the Geological Survey of Finland. 2011 ; 2011 (51): 105 – 118.

Kukkonen IT , Rath V , Kivekäs L , Šafanda J , Čermak V .
Geothermal studies of the Outokumpu Deep Drill Hole, Finland: Vertical variation in heat flow and palaeoclimatic implications.
Physics of the Earth and Planetary Interiors. 2011 ; 188 (1-2): 9 – 25. [doi][doi]

Kukkonen IT , Rath V , Kivekäs L , Šafanda J , Čermak V .
Geothermal studies of the Outokumpu Deep Drill Hole.
Special Paper of the Geological Survey of Finland. 2011 ; 2011 (51): 181 – 198.

Piribauer CJ , Sindern S , Meyer FM , Vennemann TW , Prochaska W .
Fluid inclusions in the Outokumpu Deep Drill Core: Implications for palaeofluid evolution and the composition of modern deep saline fluids.
Special Paper of the Geological Survey of Finland. 2011 ; 2011 (51): 169 – 180.

Itävaara M , Nyyssönen M , Kapanen A , Nousiainen A , Ahonen L , Kukkonen I .
Characterization of bacterial diversity to a depth of 1500m in the Outokumpu deep borehole, Fennoscandian Shield.
FEMS Microbiology Ecology. 2011 ; 77 (2): 295 – 309. [doi][doi]

Dietze F , Kontny A .
A study of rock magnetic properties of serpentinites from the Outokumpu Deep Dril Hole, Finland.
Special Paper of the Geological Survey of Finland. 2011 ; 2011 (51): 133 – 150.

Virgil C , Hördt A , Klein T , Kück J , Leven M , Steveling E .
High-precision orientation of three-component magnetic downhole logs.
Scientific Drilling. 2010 ; (9): 37 – 40. [doi][doi]

Lassila I , Karlqvist R , Elbra T , Gates F , Pesonen L , Hæggström E .
Ultrasonic velocity of the upper gneiss series rocks from the Outokumpu deep drill hole, Fennoscandian shield - Comparing uniaxial to triaxial loading.
Journal of Applied Geophysics. 2010 ; 72 (3): 178 – 183. [doi][doi]

Kern H , Mengel K , Strauss K , Ivankina T , Nikitin A , Kukkonen I .
Elastic wave velocities, chemistry and modal mineralogy of crustal rocks sampled by the Outokumpu scientific drill hole: Evidence from lab measurements and modeling.
Physics of the Earth and Planetary Interiors. 2009 ; 175 (3-4): 151 – 166. [doi][doi]