"The Mystery of Lyle and Louise"

Red-brown to gray, coarse-grained, containing feldspar and mica.

Silvery, paragranite and muscovite-rich with medium garnet crystals.

Students research a variety of macromolecules.

Dark, waxy, bitumin-rich.

CAS Number: 10361-37-2
Formula Weight: 208.27
Formula: BaCl₂
Hazard Info: Toxic
Density (g/mL): 3.9
Boiling Point (°C): 1560
Freezing Point (°C): 963
Solubility: Water
Synonyms: Barium Dichloride
Shelf Life (months): 36
Storage: Blue

Lets You Control Location and Depth of Measurements

Real-world climate and sustainability investigations, powered by the popular BBC micro:bit!

Simple models illustrate insect life cycles.

Chlorite-mica with perfect slaty cleavage.

Brownish gray, translucent.

Protect skin from microbes and dryness with this antimicrobial strength soap that is extremely mild on hands.

Ideal for studying rotational dynamics.

Gray to white, coarse crystalline, carbonate rock.

Pure translucent to white, rhombic cleavages, Mohs’ hardness of 3.

Nearly pure, green crystalline forsterite.

Conduct bacterial experiments in a self-paced activity.