A gau file extension is related to the Gaussian input data format.
There is one other file type using
the GAU file extension!
.gau - Microsoft Flight Simulator gauge data
GAU file extension - Gaussian input data
What is gau file? How to open gau files?
File type specification:
The gau file extension is associated with applications created by Symyx.
The gau file stores some kind of input data used by Gaussian.
Seems to be obsolete format.
Mime types:
chemical/x-gaussian-input
This gau file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.