Collection of 20 Rocks and Minerals

A convenient collection of rocks and minerals for students.

• Specimen key on the inside of the box
• Rocks and minerals of all three types

This collection contains 20 types of specimens; 10 rock specimens of Igneous, Sedimentary, and Metamorphic rock types and 10 mineral specimens. The rock specimens include some of the following: Basalt, Granite, Pumice, Gneiss, Marble, Quartzite, Serpentine, Bituminous Coal, Lime Stone, Sand Stone. The mineral specimens include some of the following: Agate, Calcite, Dolomite, Feldspar, Graphite, Gypsum, Magnetite, Pyrophyllite, Quartz, Tourmaline.

Average sizes are 2×3×1.5 cm.