This unknown type, which could fill a similar role to TS3's FACE resource, holds references to several GEOMs.

DWORD * 5 Header type info
QWORD IID of current resource
DWORD TID of current resource
DWORD GID of current resource

DWORD unk
DWORD unk
DWORD unk

DWORD Count1 number of blocks

For Count1
  DWORD some sort of entry type indicator?
  5 Bytes that are always 00 44 1C 46 00 in the ones I have looked at

  DWORD Count2 number of GEOMs referenced in this block

  For Count2
    QWORD IID of GEOM
    DWORD TID of GEOM
    DWORD GID of GEOM