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The Palmottu natural analogue project. The behaviour of natural radionuclides in and around uranium deposits. Summary report 1992-1994

Abstract

The Palmottu U-Th mineralization at Nummi-Pusula, southwestern Finland, has been studied as a natural analogue to deep disposal of radioactive wastes since 1988. The report gives a summary of the results of investigations carried out during the years 1992-1994. The Palmottu Analogue Project aims at a more profound understanding of radionuclide transport processes in fractured crystalline bedrock. The essential factors controlling transport are groundwater flow and interaction between water and rock. Accordingly, the study includes structural interpretations based in part on geophysical measurements, hydrological studies including hydraulic downhole measurements, flow modelling, hydrogeochemical characterization of groundwater, uranium chemistry and colloid chemistry, mineralogical studies, geochemical interpretation and modelling, including paleohydrogeological aspects, and studies of radionuclide mobilization and migration processes including numerical simulations. The project has produced a large amount of data related to natural analogue aspects. The data obtained have already been utilized in developing logical conceptual ideas of the time frames and processes operating in the bedrock of the site. (61 refs., 24 figs., 8 tabs.).
Authors:
Blomqvist, R; Ruskeeniemi, T; Ahonen, L; [1]  Suksi, J; [2]  Niini, H; [3]  Vuorinen, U; [4]  Jakobsson, K [5] 
  1. Geological Survey of Finland, Espoo (Finland)
  2. Helsinki Univ. (Finland). Lab. of Radiochemistry
  3. Helsinki Univ. of Technology, Otaniemi (Finland). Lab. of Engineering Geology and Geophysics
  4. VTT Chemical Technology, Espoo (Finland)
  5. Finnish Centre for Radiation and Nuclear Safety, Helsinki (Finland)
Publication Date:
Jun 01, 1995
Product Type:
Technical Report
Report Number:
STUK-YTO-TR-84
Reference Number:
SCA: 540230; 540350; 052002; PA: AIX-27:000637; EDB-96:030340; NTS-96:009837; SN: 96001525304
Resource Relation:
Other Information: PBD: Jun 1995
Subject:
54 ENVIRONMENTAL SCIENCES; 05 NUCLEAR FUELS; RADIOACTIVE WASTE DISPOSAL; NATURAL ANALOGUE; RADIONUCLIDE MIGRATION; URANIUM; FINLAND; GEOCHEMISTRY; GROUND WATER; LIQUID FLOW; MIGRATION LENGTH; ROCK-FLUID INTERACTIONS; THORIUM; UNDERGROUND DISPOSAL; URANIUM DEPOSITS
OSTI ID:
169695
Research Organizations:
Finnish Centre for Radiation and Nuclear Safety (STUK), Helsinki (Finland)
Country of Origin:
Finland
Language:
English
Other Identifying Numbers:
Other: ON: DE96608030; ISBN 951-712-033-8; TRN: FI9500125000637
Availability:
INIS; OSTI as DE96608030
Submitting Site:
FIN
Size:
73 p.
Announcement Date:
Feb 01, 1996

Citation Formats

Blomqvist, R, Ruskeeniemi, T, Ahonen, L, Suksi, J, Niini, H, Vuorinen, U, and Jakobsson, K. The Palmottu natural analogue project. The behaviour of natural radionuclides in and around uranium deposits. Summary report 1992-1994. Finland: N. p., 1995. Web.
Blomqvist, R, Ruskeeniemi, T, Ahonen, L, Suksi, J, Niini, H, Vuorinen, U, & Jakobsson, K. The Palmottu natural analogue project. The behaviour of natural radionuclides in and around uranium deposits. Summary report 1992-1994. Finland.
Blomqvist, R, Ruskeeniemi, T, Ahonen, L, Suksi, J, Niini, H, Vuorinen, U, and Jakobsson, K. 1995. "The Palmottu natural analogue project. The behaviour of natural radionuclides in and around uranium deposits. Summary report 1992-1994." Finland.
@misc{etde_169695,
title = {The Palmottu natural analogue project. The behaviour of natural radionuclides in and around uranium deposits. Summary report 1992-1994}
author = {Blomqvist, R, Ruskeeniemi, T, Ahonen, L, Suksi, J, Niini, H, Vuorinen, U, and Jakobsson, K}
abstractNote = {The Palmottu U-Th mineralization at Nummi-Pusula, southwestern Finland, has been studied as a natural analogue to deep disposal of radioactive wastes since 1988. The report gives a summary of the results of investigations carried out during the years 1992-1994. The Palmottu Analogue Project aims at a more profound understanding of radionuclide transport processes in fractured crystalline bedrock. The essential factors controlling transport are groundwater flow and interaction between water and rock. Accordingly, the study includes structural interpretations based in part on geophysical measurements, hydrological studies including hydraulic downhole measurements, flow modelling, hydrogeochemical characterization of groundwater, uranium chemistry and colloid chemistry, mineralogical studies, geochemical interpretation and modelling, including paleohydrogeological aspects, and studies of radionuclide mobilization and migration processes including numerical simulations. The project has produced a large amount of data related to natural analogue aspects. The data obtained have already been utilized in developing logical conceptual ideas of the time frames and processes operating in the bedrock of the site. (61 refs., 24 figs., 8 tabs.).}
place = {Finland}
year = {1995}
month = {Jun}
}