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Questions and Answers
Which of the following are examples of metallic minerals?
Which of the following are examples of metallic minerals?
- Gold, Silver, and Copper (correct)
- Halite, Gypsum, and Calcite
- Diamond, Ruby, and Sapphire
- Quartz, Feldspar, and Mica
What are the characteristics of metallic minerals?
What are the characteristics of metallic minerals?
- Transparent, dull, and good insulators of heat and electricity
- Soft, porous, and soluble in water
- Opaque, shiny, and good conductors of heat and electricity (correct)
- Hard, brittle, and non-reactive with acids
Which type of mining is commonly used to extract metallic minerals from the earth?
Which type of mining is commonly used to extract metallic minerals from the earth?
- Quarrying
- Open-pit mining (correct)
- Solution mining
- Placer mining
What is the primary method commonly used to extract metallic minerals from the earth?
What is the primary method commonly used to extract metallic minerals from the earth?
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Which of the following is NOT an example of a metallic mineral?
Which of the following is NOT an example of a metallic mineral?
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What are the primary characteristics of metallic minerals?
What are the primary characteristics of metallic minerals?
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Study Notes
Metallic Minerals
- Examples of metallic minerals include copper, gold, iron, silver, and tin.
Characteristics of Metallic Minerals
- Metallic minerals have a high economic value due to their rarity and versatility.
- They are often found in igneous and metamorphic rocks.
- Metallic minerals are typically dense, with high atomic weights.
- They are good conductors of electricity and heat.
- Metallic minerals are often malleable and ductile, making them suitable for manufacturing.
Extraction of Metallic Minerals
- Open-pit mining is commonly used to extract metallic minerals from the earth.
- The primary method used to extract metallic minerals is through a process called smelting.
Non-Metallic Minerals
- Examples of non-metallic minerals include sand, gravel, and limestone.
Primary Characteristics
- Metallic minerals are typically dense, with high atomic weights.
- They are good conductors of electricity and heat.
- Metallic minerals are often malleable and ductile, making them suitable for manufacturing.
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