The Mineral Identification Key Copper, Michigan, Seaman Museum specimen

Section I: Minerals with a Metallic or Submetallic Luster & Hardness Greater than 2½

Step 3: Can the mineral be scratched by a knife? (Hardness less than 5½?)
Yes - [Go to Table IB]
No - [Go to Table IC]

Step 1       Step 2       Hardness 

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