G-Spyke: stratigraphic columns

G-Spyke is a field geology app for recording stratigraphic columns, designed for geologists, students, and researchers working outdoors. WHAT YOU CAN DO • Build stratigraphic columns layer by layer, from base to top • Record lithology, grain size, sedimentary structures, contacts, and depositional environment for each layer • Attach field photos to individual layers • Add strike/dip measurements and Munsell colors • Organize layers into stratigraphic units (Group → Formation → Member) • Tag projects with GPS location EXPORT Export your columns as PNG, CSV — ready for reports and publications. OFFLINE FIRST Works entirely without internet. Your data stays on your device. Automatic local backups and exportable project backups. Before uninstalling, save a backup outside the app. Built by geologists, for geologists. Learn more at serpentinitelabs.com