The Rocks and Minerals Gallery features a fluorescent rocks and minerals case; a variety of regionally-collected rocks and minerals; educational exhibits highlighting rock and mineral properties and origins; and a showcase of exceptional specimens collected both locally and from around the world. 

Learn about how fluorescence works to produce vibrant colors, how different types of rock form on and beneath the Earth’s surface, what makes minerals fracture and cleave in specific patterns, why Pennsylvania is a trove for mineral collecting, and much more! Current exhibits include Types of Rocks; Fluorescent Rocks and Minerals; Pennsylvania Rocks and Minerals; Mineral Properties; and the regularly-changing Rocks and Minerals Showcase.

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