S/N | Quarry Name | Sample Code | Number of Samples | Longitude | Latitude |
1 | Wolid Quarry Complex | WQ | 10 | 4.348365 | 7.747812 |
2 | SlavaYetidepe | YQ | 10 | 4.390623 | 7.755893 |
3 | Ayofe/Irepodun and Sons | AQ | 10 | 4.392271 | 7.7649281 |
4 | Espro Asphalt Prod. Co. Ltd. | EQ | 10 | 4.259797 | 7.429560 |
5 | Granite Producers Ife/Modakeke | IQ | 10 | 4.608602 | 7.556943 |
6 | Krystal Vountain | KQ | 10 | 4.897970 | 7.490550 |
7 | Clario Nig. Ltd. | CQ | 10 | 4.667675 | 7.943495 |
8 | Omidiran Nig. Ltd. | OQ | 10 | 4.667675 | 7.943495 |