"Ward's® Thermochemistry In The Bag Inquiry Demonstration Activities"

Brown, fluorescent crystals intergrown in dolomite rock.

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

Lustrous, black 'hard coal'.

Small, rounded pebbles and tightly cemented granules.

Dark brown to black; polycrystalline zinc ore.

Light pink, massive, crystalline, translucent.

Realistic And Accurate, Cast From An Actual Specimen

Blue fluorapatite, pure crystalline, Moh's hardness of 5.

Formalin Preserved

Flexible multi-tube rack.

When minerals, rocks, and fossils cannot be accurately identified by macroscopic observation and testing, thin section slides can reveal the composition and structure of the specimens on a microscopic level.

When minerals, rocks, and fossils cannot be accurately identified by macroscopic observation and testing, thin section slides can reveal the composition and structure of the specimens on a microscopic level.

When minerals, rocks, and fossils cannot be accurately identified by macroscopic observation and testing, thin section slides can reveal the composition and structure of the specimens on a microscopic level.

This organism is commonly isolated from soil or water, and produces a pink or rose colored pigment.

Deuteromycete. Produces penicillin. Incubation temperature 25°C. Malt extract agar growth medium.

Five Types of Cohesiveness