Ice722: Stack f.g ice, std ice; with hydrostatic chamber
  Top piece: standard ice seed (0.18-0.25-mm seed), 12.5 g
  Bottom piece: 3 x P-drop f.g. ice from Ice720, 12.5 g
  Hydro chamber: 3 x P-drop f.g. ice from Ice720
T= 200 K, 150 MPa ≥ P ≥ 100 MPa, 2 hrs step (0) hydrostatic compaction
T = 220 K, P = 50 MPa, s = 7.5 MPa step (1)

<Ice722 home>
<Reference microstructures>
top sample: standard ice seed (0.18-0.25-mm seed)

bottom sample: 3 x P drop ice