Minerals Flash Cards

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Title: Minerals
Description: Chapter 1 5th grade
Number of Cards: 15
Save Count: 2
Author: boejo
Created: 2002-10-22
Tags: earth earthsciences
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    • Question
    • Answer
    • Side 3
    • hematite
    • smelted with magnetite to get iron
    • pyrite
    • known as "fools" gold
    • crystal
    • something that grows, but it is not alive
    • talc
    • one of the softest minerals
    • iron ore
    • made up of iron and other elements
    • smelting
    • process of removing metal ore
    • mineral
    • a sollid element or compound from Earth's crust that has definite chemical composition
    • cleavage
    • A property where minerals split easily along a flat surface
    • alloy
    • mixtures of metal
    • diamond
    • the hardest known mineral
    • streak
    • the color of the powder of a mineral
    • luster
    • refers to the way light reflects from the surface of a mineral
    • concrete
    • a rock material made of sand and gravel and a binder
    • hardness
    • A measure of how easily a mineral can be scratched
    • quartz
    • a compound of silicon and oxygen is one of the most abundant minerals in Earth's crust