"Classroom Mineral Specimens"

Selenite is a Clear gypsum mineral with a moh's hardness of 2.

Light pink, massive, crystalline, translucent.

Black, high grade, foliated, greasy feel.

Clear, euhedral points and sections.

Massive white quartz with a moh's hardness 7.

Talc is the softest know mineral with a moh's hardness of 1, and composed of clay.

Coarse, 'salt and pepper': dark pyroxene and light andesine. Provides perfect representation of an intermediate igneous rock.

Clear rhombs showing double refraction.

White, massive, coarse crystalline vein, Mohs’ hardness of 7.

Deep purple crystal clusters.

Iron oxide-hydroxide mineral; reddish brown to black color; crystal habit ranges from massive to acicular.

Nearly pure, green crystalline forsterite.

Light gray, compact, hard, opaque, microcrystalline silica mineral.

Shiny crystal clusters and crystalline groups, this 'fools gold' is brassy and leaves a black streak.

Pure, bright yellow, Frasch sulfur.

Good grade, bronze-colored ore, massive.