The GeosphereVersion en ligne The Origin of our planet. Layers of Geosphere. Minerals and rocks. par MARIA JOSEFA SANCHEZ AULLON A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Starts with A Starts with B Silicate mineral with flat crystals. It presents cleavage. Starts with C A building material that we use to make bricks Starts with D Property of the minerals that describes the relation between the mass and the volume of the mineral Starts with E It is a green colour mineral used as a gem or precious stone. Starts with F Starts with G Name of the discontinuity that separates the core of the mantle Starts with H Property of the minerals that describes the resistance to scratching Starts with I Rocks that form when magma from the Earth´s core cools down and solidify Starts with J One of the main uses of gems and precious stones Contains K Is the colour of the dust that a mineral produces when we crushing it. Starts with L Process in which a sediment is transformed into a sedimentary rock Starts with M A type of rocks that we can find under the crust with enormous amount of pressure and very high temperatures Contains N Starts with O It is a natural rock that contains desireable minerals, especially metals. Starts with P Igneous rocks that solidifies inside the Earth Starts with Q Places where we extract large rocks in the shape of blocks or slabs Contains R The thin layer which covers the surface of the Earth Starts with S These kind of rocks come from sediment that accumulates and compacts Starts with T The softest mineral according Mohs scale Starts with U The outer part of the mantle Starts with V Igneous rocks that solidify out of the Earth´s crust as lava Starts with W One of the component of the concrete Contains X It is a property of the rocks which is determinated by the size of the minerals and how are they distributed in the rock Contains Y Sedimentary rock, that is used to make ceramic Contains Z Mineral with prism-shaped crystals and transparent or colourless