List of localities
- U obrázku (show minerals of the locality)
- U Obrázku, Údraž (show minerals of the locality)
- Údolíčko (show minerals of the locality)
- Údraž (show minerals of the locality)
- Údraž u Písku (show minerals of the locality)
- Údražský obrázek (show minerals of the locality)
- Uhrov (show minerals of the locality)
- Ujuul (show minerals of the locality)
- Ulugei Chid (show minerals of the locality)
- Ulugei Chid (show minerals of the locality)
- Úpohlavy (show minerals of the locality)
- Ural (show minerals of the locality)
- Urals Region (show minerals of the locality)
- Usakos, Peters Mine (show minerals of the locality)
- Ústí nad Labem, Mariánská Hora (show minerals of the locality)
- Ústup u Olešnice (show minerals of the locality)
- Uvsu (show minerals of the locality)