Minerals Lab Name ________________________
Mineral Number NameColor (s) Luster Metallic/Nonmetallic HardnessStreak 1Flourite 2Feldspar 3Hematite 4Pyrite 5Quartz variety
Mineral Number NameColor (s) Luster Metallic/Nonmetallic HardnessStreak 6Calcite 7Quartz variety 8Magnetite 9 Gypsum variety 10Talc
Mineral Number NameColor (s) Luster Metallic/Nonmetallic HardnessStreak 11Halite 12Mica 13 Graphite variety 14 Gypsum variety 15 Gypsum variety
Questions 1.Compare and contrast the relative hardness scale (Moh’s Scale) and the absolute hardness scale (penny, nail, file). 2.Which of the physical properties is easy to identify but least reliable? Why is it not reliable? 3.Which is the most common mineral group and why?
Justify why each of the following is NOT a mineral. ItemJustification Lava Glass Sugar
Place the following in the correct mineral group (USE YOUR NOTES AND PERIODIC TABLE): Quartz: SiO 2 __________________________ Corundum: Al 2 O 3 ______________ Argentite: Ag 2 S _________________ Calcite: CaCO 3____________________________ Diamond: C________________ Flourite: CaF 2_________________________