Metallic Minerals - By Cole McCasland
Across
- 4. Used with Copper to make Bronze
- 5. Hard and brittle, but easy to oxidize
- 6. Does not exist as a metal in its natural state, refined from Bauxite
- 10. By mass, the most common element on earth
- 11. Liquid at room temperature
- 13. Nearly 20% of US electricity is produced using this mineral in nuclear power plants
- 14. Highly toxic, affects the central nervous system
Down
- 1. Jewelry made of this mineral will retain its good looks better than any other metal
- 2. Named after the Titans in Greek mythology
- 3. Only metal used to mint pennies until 1857
- 5. This mineral has a high melting temperature - used to make furnace parts
- 7. The most reflective element
- 8. This mineral stays shiny because it doesn’t oxidize
- 9. The principal metal in Mu-metal, used for shielding magnetic fields
- 12. This is the second most abundant metal in the body after iron