Topic: Earth Science
Subtopic: Minerals and Resources
Keywords: Feldspar, Mica, Minerals, Quartz, Granite, Mineralogy
This pink granite crystallized from magma. It contains potassium feldspar (pink), albite feldspar (white), quartz (gray), and biotite mica (black). The chemical composition is similar to that of the granite pegmatite.
Donated by New England Stone Industries, Inc., Esmond, Rhode Island