NaAlSi₃O₈

These samples of albite are displayed in the Smithsonian Museum of Natural History. Albite is a silicate mineral of sodium and aluminum with the composition NaAlSi₃O₈. This sample is about 25 x 25 cm and is from Fiesch, Goms, Valais, Switzerland.

This sample of albite also from Valais, Switzerland. It is about 12 x 20 cm.