Rocks & Minerals of U.S. Reference Collection. 24 pcs.

An excellent reference collection and a valuable aid in identifying and comparing common and rare rocks and minerals. 24 typical specimens approximately 5/8in glued to a 6" x 9" labeled box to keep them from getting mixed up.This collection contains Granite, Agate, Lepidolite, Petrified Wood, Magnetite Gold Ore, Oil Shale, Calicite, Serprntine, Rose Quartz, Copper Ore, Mica, Lava, Alabaster, Pyrite, Fluorite, Sandstone, Quartzite, Marble, Limestone, Obsidian, Sulfur, Feldsspar, and Epidote. Incudes 15 page Rocks & Minerals Study Guide"

• 24 typical specimens

• Approximate size 5/8"

• Glued to labeled box to work as a handy field and comparison guilde

• Includes 15 page Rocks & Minerals Study Guide