"Freeze-Dried Specimens"

Light gray, earthy.

Brownish gray, kerogen-rich; commercial oil source.

Gray andesite with phenocrysts of felspar and/or hornblende.

Introduce your students to rocks formed from deposition of sediment.

Fine, common limestone; massive, and will fizzle with HCl.

Light gray, fine-grained, well-foliated, schistose.

Survey set improves student's recognition of all three major rock groups.

Gray-to-brown basaltic, with over 50% vesicles.

Previously known as the syracuse university mineral and rock set.

Useful for weathering and erosion, soil formation, porosity and permeability, or other general earth science labs.

Identify and classify unknown rock samples.

Specimens To Supplement the Most Widely-Used College Lab Manual for Physical Geology

Coarse-grained, with microcline, biotite and horblende phenocrysts.

Pink/gray coarse carbonate rock.

Gray, fine to medium-grained “Berea grit”.

Massive, chlorite-rich.