The mineralogy laboratory provides mineralogical services (sample preparation and studies) for specific requirements of ONHYM geologists and third parties.

Services

• Preparation of covered thin blades (30 µm) at standard dimensions (30x45 mm) for petrographic studies;
• Preparation of polished blades and polished sections for metallographic studies;
• Preparation of concentrates of minerals in grains using dense liquors and magnetic separation;

• Petrographic studies to identify and classify rocks: igneous, metamorphic and sedimentary by analysis of thin blades in transmitted light microscopy;
• Mineralogical studies of alluvial concentrates and concentrates of crushed rocks, allowing the identification of minerals in grains.

Equipment

• Workshop equipped with cutting, grinding, lapping and polishing machines for preparation of thin blades, polished blades and polished sections;
• Workshop for alluvial and artificial concentrates preparations;
• Zeiss Axiotech (fitted with a camera and Axiovision software) and Leitz Orthoplan microscopes;
• Zeiss, Olympus, Nikon stereomicroscopes.