"The Mystery of Lyle and Louise"

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

Typical green-gray, fissile, clay-rich.

White, very dark green, and very dark red to light red granoblastic intergrowth of wollastonite, diopside, and andradite.

CAS Number: 77-92-9
Density: 1.665 g/mL
Freezing Point: 153 °C
Solubility: Water, Alcohol and Ether
Synonyms: Propane Tricarboxylic Acid
Shelf Life: 12 Mouths

Fine crystalline, pure calcite.

Red, classic oolitic texture.

CAS Number: 584-08-7
Formula: K2CO3
Density: 2.428 g/mL
Freezing Point: 891°C
Solubility: Water
Synonyms: Potash, Carbonic Acid Dipotassium Salt
Shelf Life: 12 Months

Gray to white, coarse crystalline, carbonate rock.

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

Nearly pure, green crystalline forsterite.

A basic introduction to DNA.

Features two identical flat spatula ends. Perfect for a variety of laboratory uses.

Brown, earthy, massive; used for yellow pigment.

CAS Number: Mixture
Formula: CaCl₂
Freezing Point: 772 °C
Shelf Life: 12 Months
Storage: Green

Examples from the Major Categories of Biochemical Composition