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Rocks and Minerals
| Term | Definition |
|---|---|
| hardness | a measure of how easily a mineral can be scratched - minerals are ranked on Moh's Hardness Scale |
| luster | the way a mineral shines, or reflects light. Minerals can by shiny or dull. |
| mineral | a nonliving solid material that has a definite chemical makeup and is found in Earth's outermost layer (gold, silver, pyrite, gypsum, beryl) Diamond is the hardest mineral, talc is the softest |
| What are the properties of minerals? | Minerals can be described by their luster, color, streak, hardness, and cleavage. |
| What are some examples of minerals? | talc, gypsum, ruby, diamond, quartz, topaz, calcite |
| metallic mineral | a mineral that is shiny like metal |
| nonmetallic mineral | a mineral that is dull or glassy |
| Which property helps you decide whether a mineral is nonmetallic or metallic? | luster |
| rock | a solid material made up of one or more minerals |
| a mineral that is dull is called_______________ | nonmetallic |
| Moh's Scale | lists the hardness of minerals - the higher the number the harder the mineral. For example, talc is 1 and diamond is 10 |
| The way a mineral shines is called its | luster |
| A solid material made up of one or more minerals is | rock |
| How easily a mineral can be scratched is its | hardness |
| A nonliving solid that has a definite chemical makeup and is found in Earth's outermost layer is a/an | mineral |
| A mineral that is shiny like a metal is called a/an | metallic mineral |
| A mineral that is dull or glassy is called a/an | nonmetallic mineral |
| Some minerals have metallic luster and some have glassy or dull luster. What other properties can help you identify minerals? | Other properties include hardness, cleavage, color, streak, and special properties. |
| A friend has a set of mineral samples and asks your help in identifying them. Describe a plan that the two of you could carry out to identify the samples. | You could use the table of mineral properties to identify unknown minerals based on luster, hardness, color, cleavage, and other properties. |
| All rocks are made up of one or more ______. | minerals. |
| What is not a property that can be used to help identify a mineral? | talc |
Created by:
evananna
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