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. 2015 Apr 13;112(21):E2746–E2755. doi: 10.1073/pnas.1422225112

Table 4.

Synthesis of carboxylic acids in the presence of selected minerals: Products (in micrograms) grouped by meteorite type

C/molecule Products* Covellite Chalcopyrite Montmorillonite Troilite Magnetite
C2 Oxalic (29) 0.05 1.78 0.67 1.24
Glycolic (30) 1.2 0.88
C3 Pyruvic (31) 0.6 0.55 0.63 0.61
Lactic (32) 0.07 1.33 0.84 1.82 0.43
Malonic (33) 0.81 0.22
Succinic (34) 1.13
Oxaloacetic (35) 1.1 1.22 0.56
C5 Ketoglutaric (36) 0.08 0.16 0.80
Citric (39) 0.01 0.01
Lauric (44) 0.12
Palmitic (46) 0.1 1.15 9.5 3.43
Stearic (49) 0.3 1.42 1.73 2.34
Glycerol (50) 1.18
*

The data are the mean values of three experiments with SD less than 0.1%. Products are given in micrograms (per 1-mL FA reactions). See Carboxylic Acids.