I like planning characters and items far in advance (as many of us do) and I wanted to run this idea past the DDO forums crafters and see what you think, and make sure my idea is feasible.
Green Steel Helm +
Altar #1 -
+EM
Altar #2 -
EEM
Altar #3 -
+EM & EEM = Aspect of Mineral II???
Result -
+45 Hit Points
+6 Constitution Skills
Protection +5
Heavy Fortification
Stoneskin 2x/day
Did I miss anything?