Amethysts
Ammonites
Hornless rhinoceros Aceratherium
Rock crystal
Kimberlite with visible diamond
beryl crystal
Malachite
Mosasaurus
History of the Mosaic Map of the USSR
Nautilus
Nephrite
Armoured fishes
Native copper
Native sulphur
Mica window
Duckbilll dinosaur
Charoite
Woolly mammoth
Woolly rhinoceros