Where are sql server 2012 CLR types installed?
See the question and my original answer on StackOverflowMicrosoft.SqlServer.Types.dll is in the GAC, SqlServerSpatial110.dll is in the [windows\system32] directory.
Simon Mourier's blog (1807 answers on StackOverflow) about Microsoft technologies C#, C/C++, .NET, WinRT, WinUI3, AOT, P/Invoke, COM, Interop, DirectX, Direct2D, Windows, ...