Fill in the Blanks THE ATMOSPHEREOnline version THE ATMOSPHERE by María Gutiérrez Peces 1 solidifies gypsum density crust materials magma rocks stones outer rocks core colour pure three mantle hot layers materials core Earth's hardness pressure crust liquid minerals diamonds solid Sedimentary Metamorphic magma THE GEOSPHERE . The geosphere is made up of : - The is the Earth's outer layer . It is made up of . - The is the Earth's middle layer . It is extremely . In some parts , there is . - The is the Earth's inner layer . It is also extremely hot . It is divided into the and the solid inner core . ROCKS AND MINERALS . Rocks are natural which made up the . Rocks are made up of . Minerals are . We cannot break them into other substances . There are hundreds of minerals , such as and precious . We can identify each mineral by each , , and shine . TYPES OF ROCK . Rocks can be classified into three types depending on how they are formed . - are formed from pieces of other rocks or pieces of living things . Coal and are sedimentary rocks . - Igneous rocks are formed when cools and . Granite and basalt are igneous rocks . - are formed when heat or changes the original rocks . Marble and slate are metamorphic rocks .