"Freeze-Dried Specimens"

Conglomerate is a sedimentary rock made up rounded quartz pebbles.

Represents a Wide Range of Depositional Environments and Rock Textures

Indicative of Various Sedimentary Formation Processes

Earthy, porous calcareous tufa.

Buff-colored, coarse, detrital limestone, with cemented shell fragments.

Shale is a rich, gray fissile clay rock.

Sale

Chert is a microcrystalline, hard, silica mineral.

Includes: six each of conglomerate, sandstone and shale. Set of 18.

Common rocks and minerals for testing and identification studies are 2–3cm each.

Well-cemented, medium-grained orthoquartzite.

4 pounds of limestone chips supplied in a box.