Minerals

12345678910
Across
  1. 2. a graduated range of values forming a standard system for measuring or grading something
  2. 3. a piece of a homogeneous solid substance having a natural geometrically regular form with symmetrically arranged plane faces
  3. 4. a solid, naturally occurring inorganic substance
  4. 6. a piece of iron or other material which has its component atoms so ordered that the material exhibits properties of magnetism, such as attracting other iron-containing objects or aligning itself in an external magnetic field
  5. 9. allowing light, but not detailed shapes, to pass through; semi-transparent
  6. 10. relating to or derived from living matter
Down
  1. 1. allowing light to pass through so that objects behind can be distinctly seen
  2. 5. a gentle sheen or soft glow
  3. 7. a precious or semi-precious stone, especially one cut, polished, and used in a piece of jewelery
  4. 8. establish or indicate who or what (someone or something) is