Mineral 1.0Test your knowledge of specific minerals

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  Native elementCopper
Cu

Most distinguishing features:
Colour and metallic characteristics are diagnostic.

Industrial/economical uses:
Used as electrical wire due to electrical conductivity and relatively low price.

  Native elementGraphite
C

Most distinguishing features:
Softness and lustre are best indicators.

Industrial/economical uses:
Used in pencil leads and as a dry lubricant.