"VWR"

Quartzite is hard, non-foliated rock formed from metamorphosed quartz sandstones.

Hornblende is a dark amphibole group mineral, perfect for teaching Bowen's reaction series.

Massive white quartz with a moh's hardness 7.

Conifers come in all shapes and sizes — and so do their cones.
Includes: 6 pine cones, 6 spruce cones and 6 cedar cones.
*Pine cone factoid: Pine cones can forecast the weather! In dry weather, the scales dry up and open out. If they start to close up, wet weather is coming!

Red, earthy, in natural chunk form; common pigment ore.

Study the lifecycle of the brown house cricket (Acheta domesticus) with this complete culture kit ideal for behavioral studies, food for insectivorous animals, or both.

Red clastic rock composed of sand sized particles and hematite.

Soapstone is a talc-schist primarily composed of talc.

The presence of A. viscolactis in milk is a common cause for sliminess or "ropiness".

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

Often mistaken for beetles, these wingless crustaceans live their whole lives on land, feeding on decaying organic matter.

You will receive a sample of both green and brown hydra mixed together, allowing you to observe the differences between the two organisms.

These plasmids allow you to perform bacterial transformations, conferring new antibiotic resistance, as a visual way of demonstrating gene transfer.

These unique salamanders keep their gills and stay fully aquatic even into adulthood, making them ideal subjects for embryological and developmental studies.

This organism is an aerobic organism that is commonly found as part of normal human intestinal flora. It is pathogenic.

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