Table 3 Median values and ranges (except for WSA) of major, minor (wt-%) and selected trace elements (mg kg -1 ) in surface mineral soils: World Soil Average (WSA), BraSol 2010, NGSA, FOREGS*
From: Life in extraordinary concentrations (a tribute to Peter Beuge)
WSA | BraSol | NGSA | FOREGS | |
|---|---|---|---|---|
SiO2 (wt.-%) | 28.0 | 2.26 (31.45–99.8) | 77.5 (0.75–99.0) | 67.7 (1.47–96.7) |
Al2O3 (wt.-%) | 8.0 | 9.02 (0.61–31.2) | 8.08 (0.17–28.0) | 11.0 (0.37–26.7) |
Fe2O3 (wt.-%) | 3.5 | 1.72 (0.08–21.16) | 3.22 (0.10–32.8) | 3.51 (0.16–22,3) |
CaO (wt.-%) | 1.4 | 0.05 (0.008–3.1) | 0.45 (0.03–51.2) | 0.92 (0.026–47.7) |
MgO (wt.-%) | 0.9 | 0.039 (0.01–2.37) | 0.50 (0.01–9.0) | 0.77 (<0.01–24.6) |
K2O (wt.-%) | 1.4 | 0.14 (0.005–5.70) | 1.19 (<0.01–4.4) | 1.92 (0.026–6.13) |
Na2O (wt.-%) | 1.0 | 0.023 (0.003–3.24) | 0.30 (<0.005–5.79) | 0.80 (0.04–4.45) |
Ba (mg kg-1) | 500 | 55.9 (7.5–4590)* | 315 (4–2,577) | 375 (30–1,870) |
Ce (mg kg-1) | 65 | 37.3 (32.4–421) | 42 (1–252) | 48.2 (2.45–267) |
Cr (mg kg-1) | 80 | 33.8 (5–188) | 48 (5–2,039) | 60 (<3.0–6,230) |
Cu (mg kg-1) | 25 | 12.9 (5–35.7) | 11 (0.01–150)# | 13 (0.81–256) |
Mn (mg kg-1) | 530 | 75.1 (5–1240) | 279 (0.5 – 3,740) # | 500 (3–6,000) |
P (mg kg-1) | 750 | 185 (94–1620) | 266 (52.4–2,444) | 559 (48–5,760) |
Pb (mg kg-1) | 17 | 5.0 (5.0–60) | 13 (0.5–1,530) | 22.6 (5.3–970) |
Rb (mg kg-1) | 65 | 13.1 (12.6–271) | 51 (0.1–269) | 80 (<2.0–390) |
S (mg kg-1) | 800 | 57 (12.5–817) | Keine Daten | 227 (<50–112,000) |
Sr (mg kg-1) | 240 | 24.5 (5–1590) | 68 (1–6,459) | 89 (8.0–3,120) |
Ti (mg kg-1) | 4000 | 3065 (332–12,400) | 3,500 (108–30,694) | 3,429 (126–32,673) |
V (mg kg-1) | 90 | 37.6 (5–357) | 55 (0.1–586) | 60.4 (2.71–537) |
Zn (mg kg-1) | 70 | 11.5 (5–113) | 31 (<0.9–210) | 52 (<3.0–2,900) |
Zr (mg kg-1) | 230 | 387 (92–3860) | 304 (4–1,778) | 231 (5.0–1,060) |