Specimens

Developed by the National Association of Geology Teachers

Teacher’s Master Set for Use with Student GEO-logic® Physical Geology Sets

Examine the Mineral Composition of Igneous Rocks

Examine the Mineral Composition of Sedimentary Rocks

Examine the Mineral Composition of Metamorphic Rocks.

Save Over $100 on This Complete Petrology Teaching Package!

White, mature, friable.

Dark, waxy, bitumin-rich.

Specially selected topsoil, 1 lb.

Specially selected subsoil, 1 lb.

Deformed pebbles in a metamorphased conglomerate. Large sawed and lacquered specimen.

VARVED SHALE SPECIALTY ROCK SAWN SLAB

Ward's® Ventifact

Unusual glassy tubes of fused sand produced by lightning strikes in desert sediments. Average size: 1.5"- 2".

Without Glued-On Grains That Wear Off, Chart Stands up to Repeated use.

Red clastic rock composed of sand sized particles and hematite.