Rock Chageability for Various RocksΒΆ
This table shows the approximate integrated chargeabilities for various rocks. The values below were obtained by integrating from 0.02 - 1.0 seconds.
Material type |
Chargeability (msec) |
|---|---|
ground water |
0 |
alluvium |
1-4 |
gravels |
3-9 |
precambrian volcanics |
8-20 |
precambrian gneisses |
6-30 |
schists |
5-20 |
sandstones |
3-12 |
argilites |
3-10 |
quartzites |
5-12 |