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North Down Quarry (Q11)
61 Ballybarnes Road, Newtownards, BT23 4VE, Ballybarnes County Down
| Status | Active |
| Stone Type (S): | Greywacke |
| Rock Formation: | Strangford Group |
| Open Porosity (%): | % |
| Apparent Density (kg/dm3) : | |
| Probe Permeability (mD) : |
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61 Ballybarnes Road, Newtownards, BT23 4VE, Ballybarnes County Down
| Status | Active |
| Stone Type (S): | Greywacke |
| Rock Formation: | Strangford Group |
| Open Porosity (%): | % |
| Apparent Density (kg/dm3) : | |
| Probe Permeability (mD) : |