Skip to main content

Science – Society – Technology

Geothermal Energy Cover Image

Table 2 Matrix description.

From: Crystallization of calcium carbonate in a large-scale push–pull heat storage test in the Upper Jurassic carbonate aquifer

SampleDescriptionDepth, m b.s.l.Porosity, %Ca/Mg
LimestoneMicrocrystalline grainstone
Iincl. ooids and peloids
Calcite crystals
25915.722.1
DolomiteMacrocrystalline dolomite
Mostly idiomorph-hypidiomorph
Pores up to 2 cm
Dolomite crystals
3974.621.47