File Geodatabase Feature Class
Tags
US, Geology
This layer contains a generalized surface geology profile for the US. This polygon file was designed for medium to small scale thematic mapping.
The spatial data were obtained from the United States Geological Survey. The layer originates from the detailed US surface geology dataset. Attributes were modified to include rock type, mapunit symbol, RGB information, description, and geologic information. The coordinate system of this data is WGS 1984.
Center for Geospatial Technology, Texas Tech University United States Geological Survey
There are no access and use limitations for this item.
Extent
West | -124.733032 | East | -66.954582 |
North | 49.385632 | South | 24.517899 |
Maximum (zoomed in) | 1:5,000 |
Minimum (zoomed out) | 1:150,000,000 |
Center for Geospatial Technology, Texas Tech University United States Geological Survey
Internal feature number.
Esri
Sequential unique whole numbers that are automatically generated.
Feature geometry.
ESRI
Coordinates defining the features.
Length of feature in internal units.
Esri
Positive real numbers that are automatically generated.
Area of feature in internal units squared.
Esri
Positive real numbers that are automatically generated.