Integrative Levels Classification project ILC2 schedules developing schedules how it works meetings people references
ILC class is

ILC developing version
Expanded class is

   ▲  broader class

          is       crust structural zones
          isc            cratons
          isf            rift valleys
          isg            oceanic ridges; mid-ocean ridges
          iso            oceanic plates
          iss            subduction zones; ocean deeps
 
Connected classes:
 
 jd      mountains; hills; ridges; ranges  [orography]  ← isax 

specificity 
current: 99 

   

ILC developing version — ISKO Italia <https://www.iskoi.org/ilc/> : 2006.03.06 - 2026.05.14 -