The Polish Geological Society invites you to participate in the 3rd Core Logging School (CoLoS), which will take place on 13–17 September 2026.
The School offers a comprehensive introduction to the theoretical background and practical aspects of sedimentological borehole core logging. The programme is designed for geoscientists at various stages of their professional careers, combining lectures, real-world case studies, and hands-on exercises. It includes one day of theoretical classes and three days of intensive practical training in a professional core repository environment
The theoretical part of the School, along with accommodation, will be held at the Hotel Mazurek in Koło, while the practical training sessions will take place at the Core and Geological Samples Archive of the Polish Geological Institute – National Research Institute (PIG-PIB) in Leszcze.
This four-day School will be led by experienced instructors with extensive backgrounds in borehole core logging, covering both academic research and applied industrial projects.
Key dates
24 May 2026 – deadline for submission of grant applications
31 May 2026 – deadline for registration for the 3rd Core Logging School (CoLoS)
15 June 2026 – notification of grant awards
15 June 2026 – confirmation of participation in the School
30 June 2026 – payment deadline
13 September 2026 – icebreaker event
14 September 2026 – theoretical part of the 3rd Core Logging School
15–17 September 2026 – practical part of the 3rd Core Logging School
Registration Fees:
Students, PhD students, Polish Geological Society members – 2600 PLN / 620 EUR
Professionals – 2800 PLN / 700 EUR
Industry participants – 3200 PLN / 800 EUR
The practical part of the workshop will take place at the Core and Geological Samples Archive in Leszcze, operated by the Polish Geological Institute – National Research Institute (PIG-PIB):
The archive is located on the grounds of a former estate complex, which includes a historic manor house, park, and former farm buildings. Today, it serves as a modern facility dedicated to the storage and study of geological cores and samples.
As part of the registration fee, participants will be provided with daily transportation between the accommodation in Koło and the archive in Leszcze, including return transfers.
Accommodation and full board will be provided at the Hotel Mazurek in Koło, in double rooms:
https://www.kolo.hotelmazurek.com.pl/
https://www.kolo.hotelmazurek.com.pl/restauracja.html
Travel information: the Hotel Mazurek in Koło is accessible by public transport from both Warsaw and Kraków airports.
From Warsaw (Chopin Airport) – the recommended arrival point for participants travelling from outside Poland. Take a train or airport bus to Warsaw Central Railway Station (Warszawa Centralna), then a direct train to Koło. The total travel time is approximately 2–2.5 hours.
From Kraków (John Paul II International Airport)
Take a train or airport transfer to Kraków Główny Railway Station, then continue by train to Koło (typically with one transfer, e.g. in Kutno or Konin). The journey takes approximately 3–4 hours.
Local Transport in Koło: the distance between Koło Railway Station and Hotel Mazurek is approximately 2 km.
Taxi: The most convenient; travel time is about 5 minutes.
On foot: The hotel can be reached in approximately 20-25 minutes.