Former brickyard in Hloubětín quarter exploited Ordovician and Cenomanianm claystones in slope quarry. Now abandoned quarry is famous paleobotanical locality of Cenomanian flora. Recently state protection of the quaryy was established (Natural Monument
Former brickyard in Hloubětín quarter exploited Ordovician and Cenomanianm claystones in slope quarry. Now abandoned quarry is famous paleobotanical locality of Cenomanian flora. Recently state protection of the quaryy was established (Natural Monument (en)