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LIST OF PUBLICATIONS

Aaltonen, I., Engström, J., Front, K., Gehör, S.,

Kosunen, P., Kärki, A., Mattila, J., Paananen, M., Paulamäki, S., 2016. Geology
of Olkiluoto (Posiva Report No. POSIVA 2016-16). Posiva Oy, Eurajoki.

Aaltonen, I., Lahti, M., Engström, J., Mattila, J.,
Paananen, M., Paulamäki, S., Gehör, S., Kärki, A., Ahokas, T., Torvela, Taija,
Front, K., 2010. Geological model of the Olkiluoto Site, Version 2.0 (Working
Report), Posiva Working Report. Posiva Oy, Eurajoki.

Andersson, J., Ahokas, H., Hudson, J.A., Koskinen, L.,
Luukkonen, A., Löfman, J., Keto, V., Pitkänen, P., Mattila, J., Ikonen, A.T.K.,
Ylä-Mella, M., 2007. Olkiluoto Site Description 2006 (Posiva Report No. POSIVA
2007-03). Posiva Oy, Eurajoki.

Andersson, J., Mattila, J., Koskinen, L., Ylla-Mella,
M., Hudson, J., Pitkanen, P., Hella, P., 2009. Discipline-integrated modelling
approach for describing the Olkiluoto Crystalline Site in Finland, in:
Stability and Buffering Capacity of the Geosphere for Long-Term Isolation of
Radioactive Waste: Application to Crystalline Rock.

Arenius, M., Hansen, J., Juhola, P., Karttunen, P.,
Koskinen, K., Lehtinen, A., Lyytinen, T., Mattila, J., Partamies, S., Pitkänen,
P., others, 2008. R20 Summary Report: The groundwater inflow management in
ONKALO–the future strategy. Posiva Working Report 44, 2008.

Carlini, M., Viola, G., Mattila, J., Castellucci, L.,
2019. The role of mechanical stratigraphy on the refraction of strike-slip
faults. Solid Earth 10, 343–356. https://doi.org/10.5194/se-10-343-2019

Carrea, D., Savunen, J., Abellan, A., Derron, M.-H.,
Mattila, J., Jaboyedoff, M., 2015. Current challenges for high-resolution
monitoring of deep geological repository boreholes using terrestrial laser
scanner and photogrammetry.

Hakala, M., 2007. Quality Control for Overcoring Stress
Measurement Data (Posiva Report No. POSIVA 2006-3). Posiva Oy, Eurajoki.

Hakala, M., Heikkilä, E., 1997a. Laboratory testing of
Olkiluoto mica gneiss in borehole OL-KR10 (Posiva Working Report No. POSIVA-97-07e).
Posiva Oy, Helsinki.

Hakala, M., Heikkilä, E., 1997b. Summary report –
development of laboratory tests and the stress-strain behaviour of Olkiluoto
mica gneiss (Posiva Working Report No. POSIVA-97-04). Posiva Oy, Helsinki.

Hakala, M., Johansson, E., Simonen, A., Lorig, L.,
1993. Application of the Continuously-Yielding Joint Model for Studying
Disposal of High-Level Nuclear Waste in Crystalline Rock (No. YJT-93-06).
Nuclear Waste Commission of Finnish Power Companies, Helsinki.

Hakala, M., Kemppainen, K., Siren, T., Heine, J.,
Christiansson, R., Martin, D., Koskinen, T., 2012. Experience with a new
LVDT-Cell to measure in-situ stress from an existing tunnel, in: ISRM
International Symposium – EUROCK 2012, 28-30 May, Stockholm, Sweden. Presented
at the Eurock 2012, International Society for Rock Mechanics and Rock
Engineering, Stockholm, p. 14.

Hakala, M., Kuula, H., Hudson, J., 2005. Strength and
Strain Anisotropy of Olkiluoto Mica Gneiss (No. WR 2005-61), Posiva Working
Report. Posiva Oy, Eurajoki.

Hakala, M., Siren, T., Kemppainen, K., Christiansson,
R., Martin, D., 2013. In situ stress measurement with LVDT-cell – method
description and verification (Posiva Report No. POSIVA 2012-43). Posiva Oy,
Eurajoki.

Hakala, M., Siren, T., Ström, J., Valli, J., Hakala,
V., Heine, J., Sireni, S., Kemppainen, K., Savunen, J., 2017. In Situ
Stress  Measurements in ONKALO  with LVDT – Cell (Posiva Report No. POSIVA
2016-20). Posiva Oy, Eurajoki.

Hakala, M., Ström, J., Valli, J., Juvani, J., 2019a.
Structural control on stress variability at Forsmark (SKB Report No. R-19-23).
Svensk Kärnbränslehantering AB, Stockholm.

Hakala, M., Valli, J., 2014. ONKALO POSE Experiment –
Phase 1 & 2: 3D Thermo-Mechanics Prediction (Posiva Working Report No. WR
2012-68). Posiva Oy, Eurajoki.

Hakala, M., Valli, J., 2013. ONKALO POSE experiment –
Phase 3: 3DEC prediction (Posiva Working Report No. WR 2012-58). Posiva Oy,
Eurajoki.

Hakala, M., Valli, J., Juvani, J., 2018. ONKALO POSE
Experiment – 3DEC Back-Analyses (Posiva Working Report No. WR 2018-15). Posiva
Oy, Eurajoki.

Hakala, M., Valli, J., Suikkanen, J., 2019b. Posiva
Olkiluoto Spalling Experiment (POSE) Final Report. Posiva Oy, Eurajoki.

Hellä, P., Hagros, A., Aaltonen, I., Kosunen, P.,
Mattila, J., 2015. The development of rock suitability classification
strategies in the Finnish spent nuclear fuel disposal program, in: Key Topics
in Deep Geological Disposal. Conference Report.

Hellä, P., Ikonen, A., Mattila, J., Torvela, T.,
Wikström, L., 2009. RSC-Programme-Interim Report approach and basis for RSC
development, layout determining features and preliminary criteria for tunnel
and deposition hole scale. Posiva Oy.

Kärki, A., Paananen, M., Aaltonen, I., Engström, J.,
Mattila, J., Paulamäki, S., 2020. Ductile Deformation and Deformation
Structures of Olkiluoto (Posiva Working Report No. WR2020-13). Posiva Oy,
Eurajoki.

Kirsch, M., Lorenz, S., Zimmermann, R., Andreani, L.,
Tusa, L., Pospiech, S., Jackisch, R., Khodadadzadeh, M., Ghamisi, P., Unger,
G., Hödl, P., Gloaguen, R., Middleton, M., Sutinen, R., Ojala, A., Mattila, J.,
Nordbäck, N., Palmu, J., Tiljander, M., Ruskeeniemi, T., 2019. Hyperspectral
outcrop models for palaeoseismic studies. Photogram Rec 34, 385–407.
https://doi.org/10.1111/phor.12300

Kounov, A., Viola, G., Andreoli, M., Mattila, J., 2013.
Insights into processes of fault reactivation in the brittle regime from the
structural analysis of fracture-saturated crystalline basements: an example
from Namaqualand, South Africa, in: EGU General Assembly Conference Abstracts.
p. 13595.

Lahti, M., Hakala, M., 2010. Results of Monitoring at
Olkiluoto in 2009, Rock Mechanics (Posiva Working Report No. WR2010-47). Posiva
Oy, Eurajoki.

Lehtonen, T., Mattila, J., 2007. The identification of
the continuity of the long fractures by mise-a-la-masse surveys. A test work at
ONKALO. Posiva Oy.

Mänttäri, I., Mattila, J., Zwingmann, H., Todd, A.J.,
2007. Illite K-Ar dating of fault breccia samples from ONKALO underground
research facility, Olkiluoto, Eurajoki, SW Finland. Posiva Oy.

Mänttäri, I., Talikka, M., Paulamäki, S., Mattila, J.,
2006. U-Pb ages for tonalitic gneiss, pegmatitic granite, and diabase dyke,
Olkiluoto study site, Eurajoki, SW Finland. Posiva Oy.

Marchesini, B., Garofalo, P.S., Menegon, L., Mattila,
J., Viola, G., 2019. Fluid-mediated, brittle–ductile deformation at seismogenic
depth – Part 1: Fluid record and deformation history of fault veins in a
nuclear waste repository (Olkiluoto Island, Finland). Solid Earth 10, 809–838.
https://doi.org/10.5194/se-10-809-2019

Markovaara‐Koivisto, M., Ojala, A.E.K., Mattila, J.,
Kukkonen, I., Aro, I., Pullinen, A., Hänninen, P., Middleton, M., Sutinen, A.,
Majaniemi, J., Ruskeeniemi, T., Sutinen, R., 2020. Geomorphological evidence of
paleoseismicity: Surficial and underground structures of Pasmajärvi postglacial
fault. Earth Surf. Process. Landforms esp.4948.
https://doi.org/10.1002/esp.4948

Mattila, J., 2015. Genesis and Evolution of Brittle
Structures In Southwestern Finland and Western South Africa. Insights into
Fault Reactivation, Fluid Flow and Structural Maturity in Precambrian Cratons.
University of Turku.

Mattila, J., 2010. Paleostress and 3D slip and dilation
tendency analysis of fault zones–a case study from Olkiluoto, SW Finland, in:
SIXTH SYMPOSIUM ON THE STRUCTURE, COMPOSITION AND EVOLUTION OF THE LITHOSPHERE
IN FINLAND. p. 81.

Mattila, J., 2009. Constraints on the fault and
fracture evolution at the Olkiluoto region (Working Report), Posiva Working
Report. Posiva Oy, Eurajoki.

Mattila, J., 2006. A system of nomenclature for rocks
in Olkiluoto. Posiva Oy.

Mattila, J., Aaltonen, I., Kemppainen, K., Talikka, M.,
2007. Geological mapping of the investigation trench OL-TK11, the storage hall
area (Posiva Working Report No. WR2007-27). Posiva Oy, Eurajoki.

Mattila, J., Aaltonen, I., Kemppainen, K., Wikström,
L., Paananen, M., Paulamäki, S., Front, K., Gehör, S., Kärki, A., Ahokas, T.,
2008. Geological model of the Olkiluoto site. Version 1.0 (Posiva Working
Report). Posiva Oy, Eurajoki.

Mattila, J., Follin, S., 2019. Does In Situ State of
Stress Affect Fracture Flow in Crystalline Settings? J. Geophys. Res. Solid
Earth 2018JB016791. https://doi.org/10.1029/2018JB016791

Mattila, J., Hakala, M., 2008. Results of Monitoring at
Olkiluoto in 2007. Rock Mechanics. Posiva Oy.

Mattila, J., Ojala, A.E.K., Ruskeeniemi, T., Palmu,
J.-P., Aaltonen, I., Käpyaho, A., Lindberg, A., Sutinen, R., 2019. Evidence of
multiple slip events on postglacial faults in northern Fennoscandia. Quaternary
Science Reviews 215, 242–252. https://doi.org/10.1016/j.quascirev.2019.05.022

Mattila, J., Ojala, A.E.K., Ruskeeniemi, T., Palmu,
J.P., Markovaara-Koivisto, M., Nordbäck, N., Sutinen, R., 2018. On the
displacement-length ratios of postglacial faults, in: LITHOSPHERE 2018
Symposium, November 14-16, 2018, Oulu, Finland. Presented at the LITHOSPHERE
2018 Symposium, Oulu, pp. 77–80.

Mattila, J., Ojala, A.E.K., Sutinen, R., Palmu, J.,
Ruskeeniemi, T., 2016. Digging deeper with LiDAR
:
Vertical slip profiles of post-glacial faults, in: Lithosphere 2016 – Ninth Symposium
on the Structure, Composition and Evolution of the Lithosphere in Fennoscandia.
Programme and Extended Abstracts. Presented at the Lithosphere 2016 Symposium,
University of Helsinki, pp. 87–90.

Mattila, J., Tammisto, E., 2012. Stress-controlled fluid
flow in fractures at the site of a potential nuclear waste repository, Finland.
Geology 40, 299–302. https://doi.org/10.1130/G32832.1

Mattila, J., Viola, G., 2014. New constraints on 1.7
Gyr of brittle tectonic evolution in southwestern Finland derived from a
structural study at the site of a potential nuclear waste repository (Olkiluoto
Island). Journal of Structural Geology 67, 50–74.
https://doi.org/10.1016/j.jsg.2014.07.003

Mattila, J., Viola, G., Zwingmann, H., 2013.
Paleostress evolution through 1.7 Gyr of geological history-Brittle deformation
of the Olkiluoto Island, SW Finland, and implications on the characterisation
of a high-level nuclear waste repository, in: EGU General Assembly Conference
Abstracts.

Mazzarini, F., Musumeci, G., Viola, G., Garofalo, P.S.,
Mattila, J., 2019. Structural and lithological control on fluid circulation,
dilation and ore mineralization (Rio Albano mine Island of Elba, Italy).
Journal of Structural Geology S0191814119300161.
https://doi.org/10.1016/j.jsg.2019.06.012

McEwen, T., Aro, S., Kosunen, P., Mattila, J., Pere,
T., Kapyaho, A., Hella, P., 2012. Rock suitability classification RSC 2012
(Posiva Report). Posiva Oy, Eurajoki.

Milnes, A.G., Aaltonen, I., Kemppainen, K., Mattila,
J., Wikström, L., Front, K., Kärki, A., Gehör, S., Paulamäki, S., Paananen, M.,
Ahokas, T., 2007. Geological Data Acquisition for Site Characterisation at
Olkiluoto
: a Framework for the Phase of
Underground Investigations Geological Data Acquisition for Site
Characterisation at Olkiluoto
: a Framework
for the Phase of Underground Investigations (Posiva Working Report). Posiva Oy,
Eurajoki.

Mönkkönen, H., Hakala, M., Paananen, M., Laine, E.,
2012. ONKALO Rock Mechanics Model (RMM) – Version 2.0 (Posiva Working Report
No. WR 2012-07). Posiva Oy, Eurajoki.

Nordbäck, N., Mattila, J., 2018. Brittle Fault Systems
of the ONKALO Underground Research Facility (Posiva Working Report No. WR
2018-20). Posiva Oy, Eurajoki.

Ojala, A.E.K., Markovaara-Koivisto, M., Middleton, M.,
Ruskeeniemi, T., Mattila, J., Sutinen, R., 2018a. Dating of paleolandslides in
western Finnish Lapland. Earth Surface Processes and Landforms.
https://doi.org/10.1002/esp.4408

Ojala, Antti E.K., Mattila, J., Hämäläinen, J.,
Sutinen, R., 2019. Lake sediment evidence of paleoseismicity: timing and
spatial occurrence of late- and postglacial earthquakes in Finland.
Tectonophysics 228227. https://doi.org/10.1016/j.tecto.2019.228227

Ojala, Antti E. K., Mattila, J., Markovaara-Koivisto,
M., Ruskeeniemi, T., Palmu, J.-P., Sutinen, R., 2017. Distribution and
morphology of landslides in northern Finland: An analysis of postglacial
seismic activity. Geomorphology. https://doi.org/10.1016/j.geomorph.2017.08.045

Ojala, A.E.K., Mattila, J., Middleton, M., Ruskeeniemi,
T., Palmu, J.-P., Nordbäck, N., Kirsch, M., Lorenz, S., Zimmermann, R.,
Andreani, L., Jackisch, R., Unger, G., Gloaguen, R., Sutinen, R., 2020.
Earthquake-induced deformation structures in glacial sediments—evidence on
fault reactivation and instability at the Vaalajärvi fault in northern
Fennoscandia. J Seismol. https://doi.org/10.1007/s10950-020-09915-6

Ojala, Antti E. K., Mattila, J., Ruskeeniemi, T.,
Markovaara-Koivisto, M., Palmu, J.-P., Nordbäck, N., Lindberg, A., Sutinen, R.,
Aaltonen, I., Savunen, J., 2019a. Postglacial Faults in Finland-a Review of
PGSdyn Project Results (Posiva Report No. 2019–1). Posiva Oy, Eurajoki.

Ojala, Antti E.K., Mattila, J., Ruskeeniemi, T., Palmu,
J.P., Lindberg, A., Hänninen, P., Sutinen, R., 2017. Postglacial seismic
activity along the Isovaara–Riikonkumpu fault complex. Global and Planetary
Change 157, 59–72. https://doi.org/10.1016/j.gloplacha.2017.08.015

Ojala, Antti E. K., Mattila, J., Ruskeeniemi, T.,
Palmu, J.-P., Nordbäck, N., Kuva, J., Sutinen, R., 2019b. Postglacial
reactivation of the Suasselkä PGF complex in SW Finnish Lapland. International
Journal of Earth Sciences. https://doi.org/10.1007/s00531-019-01695-w

Ojala, A.E.K., Mattila, J., Virtasalo, J., Kuva, J.,
Luoto, T.P., 2018b. Seismic deformation of varved sediments in southern
Fennoscandia at 7400 cal BP. Tectonophysics 744, 58–71.
https://doi.org/10.1016/j.tecto.2018.06.015

Palmu, J.-P., Ojala, A.E., Ruskeeniemi, T., Sutinen,
R., Mattila, J., 2015. LiDAR DEM detection and classification of postglacial
faults and seismically-induced landforms in Finland: a paleoseismic database.
GFF 137, 344–352.

Pere, T., Aro, S., Mattila, J., Ahokas, H., Vaittinen,
T., Wikström, L., 2012. Layout Determining Features , their Influence Zones and
Respect Distances at the Olkiluoto Site (Posiva Report). Posiva Oy, Eurajoki.

Prando, F., Menegon, L., Anderson, M., Marchesini, B.,
Mattila, J., Viola, G., 2020. Fluid-mediated, brittle–ductile deformation at
seismogenic depth – Part 2: Stress history and fluid pressure variations in a
shear zone in a nuclear waste repository (Olkiluoto Island, Finland). Solid
Earth 11, 489–511. https://doi.org/10.5194/se-11-489-2020

Remes, H., Kuula, H., Somervuori, P., Hakala, M., 2009.
ONKALO Rock Mechanics Model (RMM) – Version 1.0 (Posiva Working Report No. WR
2009-55). Posiva Oy, Eurajoki.

Ruskeeniemi, T., Aaltonen, I., Käpyaho, A., Lindberg,
A., Mattila, J., Ojala, A., Palmu, J.-P., Sutinen, R., Oy, P., n.d. A new
approach to screening and investigating postglacial faults in Finland, in:
Natural Analogue Working Group Workshop (NAWG14), Guide. Geological Survey of
Finland, p. 60.

Salminen, P., Mas Ivars, D., Mattila, J., Nordbäck, N.,
2018. Rock Mechanics Parametrization of Fractures and Brittle Deformation Zones
in ONKALO Based on the Mapping Data (Posiva Working Report No. WR 2016-23).
Posiva Oy, Eurajoki.

Siren, T., Hakala, M., 2018. In Situ Stress
Measurements in ONKALO With LVDT Cell – in 2017 (Posiva Working Report No. WR
2018-23). Posiva Oy, Eurajoki.

Siren, T., Hakala, M., Valli, J., Christiansson, R.,
Mas Ivars, D., Lam, T., Mattila, J., Suikkanen, J., 2017. Parametrisation of Fractures
– Final Report (Posiva Report No. POSIVA 2017-1). Posiva Oy, Eurajoki.

Siren, T., Hakala, M., Valli, J., Kantia, P., Hudson,
J.A., Johansson, E., 2015. In situ strength and failure mechanisms of
migmatitic gneiss and pegmatitic granite at the nuclear waste disposal site in
Olkiluoto, Western Finland. International Journal of Rock Mechanics and Mining
Sciences 79, 135–148. https://doi.org/10.1016/j.ijrmms.2015.08.012

Soliva, R., Maerten, F., Maerten, L., Mattila, J.,
2019. Fault slip envelope: a new parametric investigation tool for fault slip
based on geomechanics and 3-D fault geometry. Solid Earth 10, 1141–1154.
https://doi.org/10.5194/se-10-1141-2019

Soliva, R., Maerten, L., Maerten, F., Aaltonen, I.,
Wilkström, L., Mattila, J., 2009. Fault Reactivation and Fault Properties–3D
Geomechanical Modeling Approach and Application to Nuclear Waste Disposal, in:
2nd EAGE International Conference on Fault and Top Seals-From Pore to Basin
Scale 2009.

Sorjonen-Ward, P., Kontinen, A., Lerssi, J., Mertanen,
S., Molnar, F., O’Brien, H., Pohjolainen, E., Halla, J., Korhonen, F., Mattila,
J., 2015. Extracting mineral system event histories from geophysical and
geochemical data in geologically complex terrain-an example from the
southeastern Fennoscandian Shield., in: EGU General Assembly Conference
Abstracts.

Sutinen, R., Hyvönen, E., Liwata-Kenttälä, P.,
Middleton, M., Ojala, A., Ruskeeniemi, T., Sutinen, A., Mattila, J., 2018.
Electrical-sedimentary anisotropy of landforms adjacent to postglacial faults
in Lapland. Geomorphology 1–12. https://doi.org/10.1016/j.geomorph.2018.01.008

Tolppanen, P., Johansson, E., Hakala, M., 1995. Rock
mechanical analyses of in situ stress/strength ratio at the TVO investigation
sites Kivetty, Olkiluoto and Romuvaara (No. YJT-95-11). Nuclear Waste
Commission of Finnish Power Companies, Helsinki.

Väisänen, M., Simelius, C., O’Brien, H., Kyllästinen,
M., Mattila, J., 2014. Late Svecofennian mafic magmatism in southern Finland,
in: EIGHTH SYMPOSIUM ON STRUCTURE, COMPOSITION AND EVOLUTION OF THE LITHOSPHERE
IN FENNOSCANDIA PROGRAMME AND EXTENDED ABSTRACTS. p. 107.

Valli, J., Hakala, M., 2016. ONKALO POSE Experiment –
Analysis of Rock Mechanics Test Data (Posiva Working Report No. WR 2016-49).
Posiva Oy, Eurajoki.

Valli, J., Hakala, M., Suikkanen, J., Heine, J.,
Simelius, C., 2016. Parametrisation of Fractures – PUSH Test Execution and
Back-Analysis (Posiva Working Report No. WR 2016-52). Posiva Oy, Eurajoki.

Valli, J., Hakala, M., Wanne, T., Siren, T., Suikkanen,
J., 2015. ONKALO POSE experiment – POSE Back Analyses Plan (Posiva Working
Report No. WR 2015-22). Posiva Oy, Eurajoki.

Valli, J., Kuula, H., Hakala, M., 2011. Modelling of
the in situ Stress State at Olkiluoto (Posiva Working Report No. WR 2011-34).
Posiva Oy, Eurajoki.

Viola, G, Kounov, A., Andreoli, M., Mattila, J., 2012.
Brittle tectonic evolution along the western margin of South Africa: more than
500 Myr of continued reactivation. Tectonophysics 514, 93–114.

Viola, G., Kounov, A., Andreoli, M.A.G., Mattila, J.,
2012. Brittle tectonic evolution along the western margin of South Africa: More
than 500Myr of continued reactivation. Tectonophysics 514–517, 93–114.
https://doi.org/10.1016/j.tecto.2011.10.009

Viola, G, Mattila, J., 2014. Unraveling the Brittle
History of Cratonic Areas Reveals the Profound Mechanical Instability of”
Stable” Shields, in: AGU Fall Meeting Abstracts. Presented at the American
Geophysical Union, Fall Meeting 2014, American Geophysical Union, San
Francisco.

Viola, Giulio, Mattila, J., 2014. How stable are the’stable
ancient shields’?, in: EGU General Assembly Conference Abstracts.

Viola, G., Mattila, J., Zwingmann, H., Todd, A., Raven,
M., 2011. Structural and K/Ar Illite geochronological constraints on the
brittle deformation history of the Olkiluoto Region, Southwest Finland (Posiva
Working Report). Posiva Oy, Eurajoki.

Viola, G., Zwingmann, H., Mattila, J., Käpyaho, A.,
2013. K-Ar illite age constraints on the Proterozoic formation and reactivation
history of a brittle fault in Fennoscandia. Terra Nova 25, 236–244.
https://doi.org/10.1111/ter.12031

Wikstrom, L., Aaltonen, I., Mattila, J., 2009.
Lithological history and ductile deformation: the lessons for long-term
stability of large-scales structures in the olkiluoto, in: Stability and
Buffering Capacity of the Geosphere for Long-Term Isolation of Radioactive
Waste: Application to Crystalline Rock.