Mining and mineral exploration services; Exploration services in the field of mining industries; Research in the field of physics; Mechanical research; Geological research; Hydrological research; Chemical research; Scientific research and development; Aerial and land surveying; Geological surveys; Rental of computer software; Rental and maintenance of computer software; Testing of filters; Water analysis; Chemical analysis; Classification of minerals; Computer software consultancy; Technological consultancy; Quality control for others; Development and test of chemical production methods; Design of mechanical, electromechanical apparatus and instruments; Testing the functionality of machines; Material testing; Geophysical exploration for the mining industry;