G-Spyke: stratigraphic columns

Build stratigraphic columns with a visual layer editor, live previews and flexible export options. Spend less time managing the tool and more time observing geology.

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 backups survive app reinstalls.

Built by geologists, for geologists.

Learn more at serpentinitelabs.com