IM 2021 February 21 | Page 21

EXPLORATION TECHNOLOGY
GTK ' s Geo . fi consists of the Hakku search and download service , map services , interface services , GTK library , and sample archives and collections
using GTK ’ s geological datasets since 2007 – practically throughout our history . The high-quality and diverse datasets have helped us to carry out various projects and assignments ,” says Mathias Forss , CEO , Ab Scandinavian GeoPool Ltd .
With the Hakku service , users can retrieve and use a range of geological data products . Downloadable geospatial data products are digitally distributed datasets linked to coordinates , such as deposit data and map files generated from different types of observation and measurement data . Datasets include metadata , which indicates amongst other things , the origin and purpose of the data .
GTK ’ s map services include observation and measurement data and related interpretations . Mineral Deposits and Exploration is an expert service , customised specifically for the mineral sector . The service provides geological , geophysical and geochemical data and maps , as well as indices that indicate from which datasets more detailed studies are available .
The online Mineral Systems of Finland service contains systematically structured and maintained data on mineral deposits in Finland . Using the online service , specialists can assess , amongst other things , the location of potential mineral deposits .
An MPM Online Tool is also available to customers . It enables the use of GTK ’ s geospatial data products using the spatial analysis functions of the ArcGIS software family and the modelling of potential mineral exploration areas in Northern Finland .
During its more than 130-year history , GTK has gathered geological datasets from its own research data and data received from other organisations . Some datasets , such as final reports and complete map and geospatial data products are available for download in the Hakku and download services .
Some physical samples taken during geological research and raw material resource assessments are archived for later use . Measurement and analysis data based on original sampling needs are stored in GTK ’ s databases .
The Loppi National Drill Core Archive contains deep drill core samples from more than 37,000 drill sites , some 800,000 bedrock powder analysis samples and more than 82,000 geochemical till samples .
In June 2020 , a two-year project called Hyperspectral Lapland ( HypeLAP ) was launched . The project is financed through the European Regional Development Fund ( ERDF ) by a decision from Business Finland . A total of ten companies , from small and medium-sized enterprises to large international mining organisations , have agreed to support the project by participating in steering group work .
The Hyperspectral Lapland Project aims to provide practical solutions to mineral exploration by taking full advantage of the state-of-the-art hyperspectral imaging and handheld instrumentation . The project aims to especially benefit mining and exploration companies targeting their activities to Northern Finland . In addition , the opportunity to build a new consultancy service based on hyperspectral imaging will be reviewed .
The project is being carried out by GTK . The results of the project will be made
publicly available to the mineral exploration industry and to geoscientists .
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