"geo-logic"

A Complete Kit to Communicate the Concept of Hardness in Minerals

Examples of Different Forms of Breakage in Minerals

Geometric Shapes and Structures of Crystalline Minerals.

Samples of Minerals That Are Found in Rocks

Study the Formation of Different Igneous Rocks

Indicative of Various Sedimentary Formation Processes

Altered Igneous and Sedimentary Rocks are Clearly Represented

Give Your Students a Lesson in Economics as Well as Geology

Define and compare ways organisms have been preserved.

Feldspar group; white to gray, sodium plagioclase cleavages; some faces may show twinning.