Unit 8.1 Rocks, Minerals & Soils
Rocks from Earth Crust Scientist who study rocks are called GEOLOGIST
Rocks are made from different MINERALs Minerals is made of only one chemical substance
The minerals in some rocks form CRYSTAL
Rock made from large crystal - GRANITE 3 minerals from in granite are called QUARTZ, FELDSPAR & MICA
1. What is a geologist? 2. How can you tell the difference between a rock and a mineral? 3. Name THREE different minerals and describe where you can see them? A geologist is a scientist who studies rocks. A mineral is made of one substance, whereas a rock is made of a mixture of things, such as different types of mineral. Feldspar, mica and quartz are found in granite. They can be seen as crystals in the rock.
SOIL Made up of small particles of rocks and minerals All the materials that come from living things in soil is called HUMUS
Summary Surface of Earth covered with rocks, minerals and soils Rocks are made of grains of minerals Soil is made from rocks, minerals and humus