Rock Collection Set #1

Product Description

Rock specimens great for presentations, study units on rocks, or just passing around the classroom! 9-pc. set contains one each of the following: basalt, obsidian, pumice, shale, sandstone, limestone, marble, gneiss, and slate. Comes in a sturdy, 4" x 7" cardboard box with a partitioned plastic tray inside. 1" - 1-1/2" in size. Grades 4 and up.