"The Mystery of Lyle and Louise"

Chlorite-bearing.

Pale pink felsite, with small sanidine phenocrysts.

Typical green-gray, fissile, clay-rich.

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

Himalayan mineral great for teaching and display.

Chlorite-mica with perfect slaty cleavage.

Brownish gray, translucent.

Gray to white, coarse crystalline, carbonate rock.

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

Sale

Nearly pure, green crystalline forsterite.