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

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.

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.

Light gray, earthy.

Red, medium, to coarse-grained iron oxide cement; shows hematite bands.

Gray andesite with phenocrysts of felspar and/or hornblende.

Spinel group; black, dull metallic luster; common iron oxide.

Feldspar group; pink cleavages showing perthitic texture, common potassium feldspar, Mohs’ hardness of 6.

Amphibole group; black, coarse, massive.

Mica group; cut sheets showing basal cleavages. Books and sheets in bulk pack.

Visualize seasonal changes with this six-globe seasonal display model.

Black, Micaceous, glittery metallic.

Dark gray with abundant gas pocket vesicles.

Brownish gray, translucent.

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