"Freeze-Dried Specimens"

Clearly preserved ripple marks in bedded sedimentary rock. Average slab size: 6 x 8".

Specially selected subsoil, 1 lb.

Bituminous rich black shale for hands-on investigations.

Sale

Obsidian is hard black colored, volcanic glass.

Pink Gneiss is foliated pink and black bands of biotite.

Sale

Examples of the most basic rocks and rock-forming minerals.

Pink and gray bands, with biotite; shows good foliation.

Define and compare ways organisms have been preserved.

Cemented glacial gravel.

Small, rounded pebbles and tightly cemented granules.

Introduce your students to rocks formed from the cooling of magma and lava.

A comprehensive classroom survey set of minerals and rocks.

Ward's® Ventifact

Sale

Without Glued-On Grains That Wear Off, Chart Stands up to Repeated use.

Gray to white metamorphosed carbonate rock.

Advanced study series of almost 100 specimens.