The Mineral Identification Key Copper, Michigan, Seaman Museum specimen

Section I: Minerals with a Metallic or Submetallic Luster

Step 2: Will the mineral leave a mark on paper?  (Hardness less than 2½?)
Yes - [Go to Table IA]
No - [Go to Step 3]

    Step 1   Hardness

[Previous]    [Table of Contents]     [Next]