StGrtBtSchist Phase Maps. Click on any map to open the Rock Library chemical map page for the sample (the hand sample will be visible first). Use the sidebar on the page you open to navigate through the images and maps.

StGrtBtSchist Phase Map

StGrtBtSchist-pm_001. St-Grt-Bt Schist, near Sturbridge, Massachusetts. Keck Geology Consortium summer research project (1998). Smith College sample (MAK98-6C2).