Rocks, Soils, & Minerals

Nasco Rock Collection

This is a basic study and reference collection, containing five igneous rocks, five metamorphic rocks, and five sedimentary rocks. Specimens include obsidian, granite, basalt, scoria, rhyolite, sandstone, limestone, shale, travertine, conglomerate, slat... More.

Igneous Rocks Collection

Representative specimens of intrusive and extrusive igneous rocks are included in this set. These materials provide a basis for understanding geologic processes such as volcanic activity at work in the earth. Contains 15 numbered 1-1/2" natural ... More.

North American Collection

This collection represents important rock types and associations on the North American continent. The set contains 50 specimens with each of the igneous, metamorphic, and sedimentary groups strongly represented. It is an adequate collection for all aspe... More.

Nasco Rock Study Kit

Includes: five each of igneous, sedimentary, and metamorphic rocks, activity guide, and magnifying glass. More.