Joseph Pires GO141 Park University 1. Identify the mineral with metallic luster, yellowish color, hardness 6.5, with no cleavage, a greenish streak, and cubic crystal form. Answer: Pyrite 2. What is the mineral with metallic luster, gray color, cubic cleavage and crystal form, H 2.5? Answer: Galena 3. Name at least 3 minerals that are elements.