What is a GeoTIFF?
A GeoTIFF is a public domain metadata standard which has the georeferencing information embedded within the image file.
What is a MXD File?
Files with the extension .mxd are ArcMap document files. MXD files are created by Esri’s ArcMap, a component of the ArcGIS suite of GIS software.
GIS File Formats
Listed here are some of the more common file formats along with associated file extension for GIS file types.