EDMAP BSGMC GSA2025 218 Matthew Crane Pinegrass Ridge2.jpg
By National Cooperative Geologic Mapping Program
October 2025 (approx.)
Detailed Description
This is an image of Matthew Crane presenting his entry geologic map poster of Pinegrass Ridge for the 2025 Best Student Geologic Map Competition.
Sources/Usage
Public Domain.
Used with the permission of GSA.