Skip to main content

Science – Society – Technology

Table 2 Matrix description.

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

Sample

Description

Depth, m b.s.l.

Porosity, %

Ca/Mg

Limestone

Microcrystalline grainstone

Iincl. ooids and peloids

Calcite crystals

259

15.7

22.1

Dolomite

Macrocrystalline dolomite

Mostly idiomorph-hypidiomorph

Pores up to 2 cm

Dolomite crystals

397

4.62

1.47