Rocks and Minerals Crossword

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Across
  1. 3. What rock comes from melted lava from a volcano?
  2. 4. I'm mined in most countries and it can be recycled?
  3. 6. The most common rocks on the earths surface are
Down
  1. 1. I'm used in kitchens often for bench tops
  2. 2. What is a shiny, yellow metal that is soft, heavy, and has been treasured by humans for thousands of years.
  3. 3. What is a strong, magnetic metal that is used in buildings, tools, and even in our blood!
  4. 5. I'm made out of sand and I'm a sedimentary rock?
  5. 7. I am a metamorphic rock formed from limestone under heat and pressure.