A dodo egg is a renewable food item that is randomly left behind by a dodo bird. Dodo eggs are large and oval in appearance with a light blue shell with a wavy pattern or darker areas.
Igneous rocks are formed from the solidification of molten rock material. There are two basic types. Intrusive igneous rocks crystallize below Earth's surface and the slow cooling that occurs there allows large crystals to form. Examples of intrusive igneous rocks are diorite, gabbro, granite, pegmatite, and peridotite.
Minerals and precious stones: Earthâs jewels. Most minerals on Earth are formed when magma rises from the depths of the planet to the surface and then cools.dentifying minerals. Geologists are scientists who study the materials that make up the planet. To identify and classify the minerals in rocks, geologists examine a number of features, such as hardness, transparency, form and structure, color, streak color, and sparkle.