"Dessus de bouchon"

Specimens to supplement the most widely-used college lab manual for physical geology.

An introductory rock set contains six samples from each of the three major rock types.

A variety of colorful collections to introduce rocks, minerals and fossils.

Glossy green dunite (olivine) inclusion in non-genetically related basalt. Average size: 3" x 4".

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

This collection with rock types and associations with the North American continent contains 100 specimens with each group represented: igneous, metamorphic, and sedimentary. Specimens are approximately 1"" x 1"", number-coded in compartmented container.

Students discover the variety of rocks and minerals with this collection.

Students determine a mineral's hardness between five and 10 on Mohs' scale.

Everything You Need to Organize Your Specimens

Lustrous, black 'hard coal'.

Gray to buff, with numerous ooliths and fossil fragments.

4 pounds of limestone chips supplied in a box.

Black, soft; most widely mined.

Fine crystalline, pure calcite.

Brownish gray, kerogen-rich; commercial oil source.

Gray to white, coarse crystalline, carbonate rock.