"gel box"

Red, classic oolitic texture.

Nearly pure, green crystalline forsterite.

Pure, bright yellow, Frasch sulfur.

Brown, fluorescent crystals intergrown in dolomite rock.

Brown, earthy, massive; used for yellow pigment.

Black, Micaceous, glittery metallic.

White, fine, massive, opaque to slightly translucent.

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

Amphibole group; black, coarse, massive.

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