Table 2. INAA data for ALH 84001,20 compared to EETA 79001 lithology A (Treiman et al., 1994) and mean Johnstown diogenite orthopyroxene clast (Mittlefehldt, 1993a).

ALH
84001 EETA
79001 A Johnstown
weight mg 251.01 - -
Na₂O wt% 0.0867 0.92 0.011
K µg/g 27 - -
CaO wt% 2.5 7.0 1.2
Sc µg/g 12.4 37.0 15.2
Cr₂O₃ wt% 1.00 0.642 0.83
FeO wt% 17.0 18.4 15.7
Co µg/g 46.3 48.9 21.3
La ng/g 158 320 9
Sm ng/g 107 640 20
Eu ng/g 23 331 3
Tb ng/g 36 250 11
Yb ng/g 270 1030 150
Lu ng/g 45 140 31
Hf ng/g 120 970 -

Na corrected for (n,p) production on Mg (5%). La corrected for blank (1%).

		ALH 84001	EETA 79001 A	Johnstown
weight	mg	251.01	-	-
Na₂O	wt%	0.0867	0.92	0.011
K	µg/g	27	-	-
CaO	wt%	2.5	7.0	1.2
Sc	µg/g	12.4	37.0	15.2
Cr₂O₃	wt%	1.00	0.642	0.83
FeO	wt%	17.0	18.4	15.7
Co	µg/g	46.3	48.9	21.3
La	ng/g	158	320	9
Sm	ng/g	107	640	20
Eu	ng/g	23	331	3
Tb	ng/g	36	250	11
Yb	ng/g	270	1030	150
Lu	ng/g	45	140	31
Hf	ng/g	120	970	-