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Stack #219007

Scientists who study the nonliving parts of the earth geologists
The center of the earth core
The middle layer of the earth mantle
The mantle is made of hot melted rock called: magma
The outer layer of the earth is called crust
Famous for the methods he used to measure distances and substances inside the earth. Gutenberg
Small bits of weathered rock produced by weathering. sediment
The movement of sediment from one place to another is called: Erosion
Particles in the soil that were once part of a living thing. Organic
The top layer of soil Topsoil
Name the three main layers of the earth. Crust, core, mantle
Loose material on the surface of the earth. soil
Inorganic substance found naturally in the earth. Mineral
Scientists who study minerals. mineralologists
Pieces of minerals. samples
Characteristics of minerals. crystal structure, color, luster, hardness and cleavage
Results from the orderly arrangement of the particles that make up the mineral. crystal
Words used to describe the luster of a mineral dull, metallic, pearly, brilliant
Develped a scale to measure the hardness of a mineral Mohs
The breaking of a mineral along smooth, straight lines or into flat sheets. Cleavage
To break unevenly in many directions. fracture
Scratching a sample with another mineral or substances is a test for which characteristic? hardness
A mineral that can be cut and polished for use. gemstone
A gemstone that is beautiful and rare. precious
More common gemstones and easier to find. semiprecious
Manmade gemstones synthetic
Causes metal to melt and separate from the other rock materials. smelting
pocket or strip of a mineral within the earth. vein
Skilled craftsman who carefully cuts gemstones lapidary
A hard, natural substance made of one or more minerals. rock
Forms from volcanic magma or lava. Igneous rock
Examples of Igneous rock pumice, obsidian, basalt, granite
forms when layers of sediment and organic material harden.q Sedimentary
Example of sedimentary rocks sandstone
Forms by heat and pressure deep below the earth's crust metamorphic
Name the three types of rocks. Igneous, sedimentary, metamorphic
Term that describes a metamorphic rock that can break apart into flate sheets. slate
Name the hardest mineral diamond
Created by: lucybelle