664.5 darcy = 664,500 mD
| darcy | mD |
|---|---|
| 649.5 darcy | 649,500 |
| 654.5 darcy | 654,500 |
| 659.5 darcy | 659,500 |
| 664.5 | 664,500 |
| 669.5 darcy | 669,500 |
| 674.5 darcy | 674,500 |
| 679.5 darcy | 679,500 |
664.5 darcy = 664,500 mD
1 darcy = 1,000 millidarcy (mD) · 1 mD = 1,000 microdarcy (μD) · 1 darcy ≈ 9.869×10⁻¹³ m²