The exhibition presents a valuable collection of scientific instruments used in mineralogy and crystallography, from the end of the 19th century until today; it includes goniometers (of contact or optical kind), refractometers, spectrometers, different types of optical microscopes (polarizing and stereoscopic ones) as well as various types of analytic scales.
The collection is exhibited on the corridor of the Geology (Mineralogy) Department, and it can be visited free of charge.