"Ward's Phenomena"

Muscovite is a mica mineral cut to demonstrate basal cleavage.

Gray metamorphosed shale showing "slaty cleavage".

Introduce your students to rocks formed metamorphism of other rocks.

Perfect for Introductory Lessons on Metamorphic Rocks.

Fightly cemented, medium-to-coarse quartz grains.

Altered Igneous and Sedimentary Rocks are Clearly Represented