"Ward's Phenomena"
7
Bowen's Reaction Series Mineral Collection
Specimens illustrate important stages of mineral formation.
Ward's Science Essentials® Talc
Talc is the softest know mineral with a moh's hardness of 1, and composed of clay.
Ward's Science Essentials® Hornblende
Hornblende is a dark amphibole group mineral, perfect for teaching Bowen's reaction series.

