from the weathering of ultramafic rocks | 4 | location |
from nickel sulphide deposits | 4 | location |
nickel → be → released | 9 |
negative | neutral | positive |
0.171 | 0.767 | 0.062 |
Raw frequency | 9 |
Normalized frequency | 0.250 |
Modifier score | 0.500 |
Perplexity | 85.439 |