Soil introduction

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Across
  1. 2. the largest mineral particle in soil
  2. 5. the material that determines what soil you have
  3. 6. blend of sand silt and clay
  4. 7. the term for the living portion of soil
Down
  1. 1. breaking down rock into soil
  2. 3. It takes a whole lot of this to make soil
  3. 4. the smallest mineral particle in soil