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Where are minerals found? |
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About how many different minerals are there? |
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Name at least7 different properties used to identify minerals |
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Definition
1. magnetism 2. shape of crystals 3. color 4. luster (shine) 5. streak color 6. effervescence (fizzing/acid) 7. cleavage/fracture 8. hardness (Moh's Scale 1-10) 9. fluorescence 10.density 11.flame test |
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What is the difference between salt and sugar? |
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Definition
Salt is found in the rocks and is non-living and are made of elements. When you see salt under a microscope the shapes you see are the same. Salt is hard. Sugar is from a plant. When you look at sugar under a microscope you see many different shapes. Sugar is soft. |
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A liquid dissolves the minerals from the rocks into elements. Then the liquid evaporates and leaves a mineral. |
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What are the most common elements? |
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When a mineral is rubbed on a piece of unglazed tile and leaves a color. |
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The way a mineral reflects light. |
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The ability of a mineral to scratch another, and is measured by using a scale called Moh's scale. |
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Name 5 ways minerals can be used. |
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Definition
1. powder and paint 2. coins 3. plaster 4. iron 5. sand paper 6. pencil leads 7. jewlery 8. glass 9. pipes 10.dental work |
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What is the softest mineral? |
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What is the hardest mineral? |
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Do all minerals occur as single elements? |
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Definition
No, some minerals such as carbon, comes as a single element. But other elements such as quartz are a compound (which is a combination of elements). |
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The hardest form of carbon is what mineral? |
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The soft form of carbon is what mineral? |
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What mineral is your birthstone? |
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What are all rocks made from? |
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Definition
To give off bubbles of gas (the fizzing acid test). |
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What can you make from Quartz? |
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Definition
Sandpaper, Glass, concrete, paints, soap. |
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What can Diamonds be used for? |
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Definition
Cutting edges of saws and drills and Jewerly |
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What can Talc be used for? |
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Definition
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What can Hematite be used for? |
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What can Graphite be used for? |
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Definition
Pencil lead and lubricants |
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Compare Diamonds to Graphite. |
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Definition
Graphite is made from carbon, but diamonds are made from carbon AND graphite. Diamonds are hard, clear, shiny, expensive and crystal shaped. Graphite is soft, colored grey, cheap, dull and cubic shaped. |
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Salt, fertilizer and food preservatives. |
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The way a mineral breaks along a flat surface. |
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How heavy an object is compared to how much space it takes up. |
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The way a mineral breaks along an uneven surface. |
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