"Table 20.  Statistics for Fe-Mn crust data from Adam Seamount, from Tables 12 and 13.
[Std. Dev., Standard deviation; wt%, weight percent; ppb, parts per billion; ppm, parts per million]"						
	Count	Mean	Std. Dev.	Median	Minimum	Maximum
Fe  wt%	14	18.5	4.18	19.7	8.42	23.4
Mn	14	18.3	5.16	18.6	10.5	25.6
Fe/Mn	14	1.1	.5	1.1	.4	2.2
Si	14	9.01	3.28	8.74	4.96	14.80
Na	14	1.80	0.15	1.75	1.60	2.13
Al	14	1.82	0.95	1.38	0.60	3.48
K	14	.81	.22	.78	.49	1.26
Mg	14	1.20	.22	1.16	.86	1.58
Ca	14	1.74	.27	1.72	1.30	2.34
Ti	14	.48	.12	.46	.28	.71
P	14	.34	.09	.32	.16	.50
H2O+	14	10.2	1.58	11.0	7.07	11.7
H2O-	14	17.9	4.95	17.8	8.50	24.3
CO2	14	.35	.13	.35	.15	.67
						
As  ppm	14	243	71	240	96	357
Ba	14	"2,494"	"1,260"	"2,259"	"1,235"	"5,535"
Cd	14	4.9	4.0	2.9	.98	13
Ce	14	919	241	951	372	"1,228"
Co	14	"2,421"	947	"2,611"	536	"3,699"
Cr	14	18	6.3	18	7.2	30
Cu	14	"1,102"	894	936	196	"3,825"
Mo	14	374	193	361	62	740
Ni	14	"4,213"	"2,532"	"3,179"	"1,043"	"8,565"
Pb	14	"1,083"	400	980	415	"1,849"
Sr	14	"1,198"	279	"1,211"	612	"1,717"
V	14	581	153	578	350	819
Y	14	153	44	148	72	251
Zn	14	766	196	733	526	"1,098"
						
Pd  ppb	6	4.5	1.1	4.5	2.9	6.1
Pt	6	74	24	76	38	107
Rh	6	5.1	1.7	5.0	3.0	7.0
						
La  ppm	5	311	72.3	340	197	379
Ce	5	993	193	"1,046"	729	"1,228"
Pr	5	73.0	24.0	86.1	39.7	92.0
Nd	5	291	90.9	338	164	366
Sm	5	65.8	22.5	76.0	36.1	87.0
Eu	5	15.7	5.27	17.9	8.69	20.8
Gd	5	62.7	18.9	67.6	36.8	79.6
Tb	5	10.2	3.10	10.6	6.02	13.1
Dy	5	58.9	16.4	57.9	36.8	74.9
Ho	5	10.9	2.57	10.4	7.64	13.8
Er	5	29.7	6.40	29.4	21.6	36.9
Tm	5	4.45	.92	4.48	3.32	5.44
Yb	5	28.2	5.83	27.9	21.7	34.7
Lu	5	3.79	.67	3.92	3.03	4.53