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ES-Minerals

Unit5: Rock Cycle, Chapter 4 Glencoe

QuestionAnswer
Mineral A natural, inorganic solid with a specific chemical composition and crystalline structure.
Christalline atomic structure is in regular, orderly pattern
Organic Something is or was once alive.
What calcite rock were the Pyramids made from? Limestone
Large Crystals Formed by mineral cooling slowly
Silicates Mineral Group containing both Silicon (Si) and Oxygen (O).
Carbonates Mineral Group composed by one or more metallic elements with a carbonate compound (CO3).
Oxides This Mineral Group includes compounds made of oxygen (O) and a metal.
What three tests can you do on a mineral just by looking at it? Color, Luster, and Texture
Streak Test Performed by rubbing the mineral on a porcelain plate
Hardness Measure of how easily a mineral can be scratched.
When you break a mineral and observe how it separates, what are you testing? Cleavage & Fracture
Density = Mass / Volume
Additional tests that are specific to just a few minerals. magnetism, reaction with acid
Ore Contains a useful substance that can be mined at a profit.
Why are some minerals called "gems?" They are rare and highly prized.
What mineral is often mistaken for gold? Pyrite
What mineral fizzes with acid (HCl)? Hint: Limestone is a type of this mineral Calcite
What are the first and second most abundant minerals in the earth's crust? Oxygen and Silicon
Small Crystals Formed by mineral cooling quickly
Created by: tejneckyc
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