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Table 3 Mineral weight percents used in geochemical simulations.

From: Experimental Study of Cement - Sandstone/Shale - Brine - CO2Interactions

Phase

Sandstone

Shale

Albite

1.5%

2%

Chlorite

6%

30%

Dolomite

0.5%

0.75%

Illite

1.5%

44%

Kaolinite

4%

4%

Quartz

86%

20%

Siderite

1.5%

0.75%

  1. (Ankerite was modeled as a 25 - 75 siderite-dolomite mixture for sandstone and a 50 - 50 siderite-dolomite mixture for the shale.)