Material | Ra226 Mittelwert | Ra226 Bereich | Th232 Mittelwert | Th232 Bereich | K40 Mittelwert | K40 Bereich | B Mittelwert | B Bereich |
---|---|---|---|---|---|---|---|---|
Granit | 100 | (30 - 500) | 120 | (17 - 311)
| 1000 | (600 - 4000) | 0.9 | (0.4 - 2.8) |
Andere Erstarrungssteine | <37 | (<8 - 204) | <41 | (<8 - 241) | <444 | (8 - 888)
| 0.3 | (0.1 - 1.7) |
Tuff, Bims | 111 | (<22 - 211) | 126 | (30 - 244) | 1073 | (481 - 1480) | 1 | (0.3 - 1.8) |
Schiefer | 44 | (30 - 67) | 56 | (42 - 67) | 888 | (518 - 1147) | 0.5 | (0.3 - 0.7) |
Basalt | 26 | (6 - 36) | 29 | (9 - 37) | 270 | (190 - 380) | 0.2 | |
Gneis | 75 | (50 - 157) | 43 | (22 - 50) | 900 | (830 -1500)
| 0.6 | |
Diabas | 16 | (10 - 25)
| 8 | (4 - 12 | 170 | (100 - 210) | 0.1 | |
Granulit | 10 | (4 - 16) | 6 | (2 - 11) | 360 | (9 - 730) | 0.1 | |
Kalkstein, Mamor | <19 | (<8 - <26)
| <19 | (<4 - <22) | 37 | (<37 - 222) | 0.1 | (0 - 0.2) |
Sandstein, Quarzit | <33 | (<19 - 63) | <33 | (<19 - 66) | 481 | (<37 - 1147)
| 0.3 | (0.1 - 0.7 |
Sonstige Natursteine | <37 | (<19 - 52)
| <52 | (<19 - 81) | 925 | (<37 - 2035)
| 0.5 | (0.1 - 0.9) |