Rajaa
Hakutulokset: 9781554078806
Rajaa
yksi hakutulos.
Gems and Minerals: Earth Treasures from the Royal Ontario Museum
sidottu,
2012,
englanti,
ISBN 9781554078806
Under the right conditions, over millions of years, geological activity can form extremely striking and amazing minerals. Once they have formed, these rare giants can be destroyed …