The geological exposition is located on the ground floor of the House J. Popel of Lobkowicz in a former Jesuit monastery (Palacký Street No. 86) and is easily accessible also to the disabled persons.
The exposition is focused exclusively on the Ore Mountains, especially on the Czech part of the mountains, but some samples and locations come from the German side.
Visitors can learn details on the geological structure of the Ore Mountains. In the showcases there are exhibited typical and characteristic rocks and minerals in the total number of 196 exhibits which represent 55 major geological localities of the Ore Mountains.
A part of the exhibition is focused on the precious stones from the Ore Mountains. There are described the most important sites, origination and geological development of the precious stones. Every locality is documented by exhibits of cut and polished samples. A greater attention is focused on National natural monument Ciboušov and Doupňák because the minerals which were extracted in these localities were used to decorate the chapel of St. Cross at Karlštejn and the chapel of St. Wenceslas in Prague Castle. Also history of mining and processing of precious stones in the Ore Mountains are indicatively described.
Also the Natural monument Hradiště u Černovic and the coal basin (anthracite) in Brandov which are documented by a number of samples of the Tertiary and Paleozoic fauna, history of mining and exploitation belongs to the geological attractions of the Ore Mountains with which the visitors of the exposition can get acquainted.
A separate section of the exposition focuses on the geological maps with a brief description of the history of geological mapping and visitors can see some samples of maps.
The exposition is summarized in the catalogue "Rocks and Minerals of the Ore Mountains" and RNDr. V. Vlačiha is one of its authors.
Ing. Čestmír Ondráček
(Regional museum in Chomutov)