Pustý Vrch

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Folknáře, Děčín, Děčín District, Ústí nad Labem Region, Czech Republic

Folknáře, DěčínPusty Vrch, Folknáře, Děčín, Ústí Region, Bohemia, Czech Republic

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Key Information

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  • Pustý Vrch is a mineral-rich hill in Folknáře, part of Děčín, Czech Republic, known for zeolites like Hyalite and Thomsonite-Ca.

  • It’s located 3.5 km east of Děčín, in the Czech Central Mountains, with an elevation of 499 meters.

  • The site features basaltoid rocks with zeolite-filled cavities, formed by volcanic activity.

  • Mining history includes 18th-century quarrying and recent collector restrictions (2016–2023) to protect the site.

  • The climate is mild and temperate, with average temperatures from -3.8°C in January to 23.9°C in August, and annual rainfall of 771 mm.

  • Ecologically, it’s part of a protected area with lava caves and is influenced by the river Labe, which causes landslides.

Geographic Location

Pustý Vrch is situated in Folknáře, a village within Děčín, in the Děčín District of the Ústí nad Labem Region, Czech Republic. It lies 3.5 km east of Děčín’s city center, at coordinates 50° 46' 21'' North, 14° 15' 41'' East, and stands at an elevation of 499 meters. This hill is part of the Czech Central Mountains Protected Landscape Area, a region known for its scenic beauty and geological significance, and is drained by the river Ploučnice. Nearby settlements include Dobrná (2.3 km away, population 420) and Ludvíkovice (2.4 km away, population 725), adding to the area’s charm for visitors.

Minerals and Geological Structure

The locality is famous for its zeolites, which form in cavities within basaltoid rocks, remnants of ancient volcanic activity. Key minerals include Hyalite (a variety of opal), Thomsonite-Ca, Phillipsite-Ca, Mordenite, and the Gismondine Subgroup. These minerals create intricate patterns and are highly valued by collectors for their beauty and scientific interest. The small cliff at the top of Pustý Vrch offers a glimpse into these formations, part of the broader České Středohoří Volcanic Complex.

Citations

Wikipedia