105, 1" x 1", specimens packaged in 9 separate units to correspond with the following subjects: cleavage and fracture; streak; color and luster; rock-forming minerals; basic igneous, sedimentary and metamorphic rocks; and selected fossils. Also includes 9 specimens in the Scale of Hardness, streak plate, magnet, magnifier, geologic time chart and the Rocks and Minerals Study Guide.