Digital Data from Previously Published Contour Data Showing the Altitude of the Base of Dakota Sandstone on the Colorado Plateau, Arizona, Colorado, New Mexico, and Utah

This geologic map database compiles, in digital form, geologic data previously published as printed maps showing the altitude of the base of Dakota Sandstone and...本地质地图数据库以数字化形式汇编了此前以印刷地图形式发布的地质数据，这些印刷地图标示了达科他砂岩（Dakota Sandstone）的基底海拔以及……