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R/M/C/S

last test of the year!

QuestionAnswer
What is the difference between a rock and a mineral? A rock is made of two or more elements, and sometimes organic. Rocks are made of minerals
What are the different type of sedimentary rocks? clastic, Organic, and Chemical
What are the characteristics of clastic rocks? made of country rock and mineral grains
What are the characteristics of organic rock? made of remains of living organisms or shells
What are the characteristics of chemical rock? made of evaporated water minerals
Why are rocks found more often in Sedimetary rocks? Sedimentary rocks form near water, where plants and animals live and die
How are rocks classified? Igneous, Sedimentary, and Metamorphic
How do you test a rocks streak? rub the mineral on a streak plate and look at the color of the powder left behind
How do you test a rocks hardness? See if the rock leaves behind a powder on the streak plate?
How do you test a rocks cleavage/fracture? Cleavage is when a rock splits on flat planes and into regular shapes, fracture splits into an uneven surface when broken
Created by: celordan