Algoa Consulting Mining Engineers No.2 Deer Park Lane ; Deer Park Estate ; Port Elizabeth ; 6070 P.O. Box 5918; Walmer; 6065 Telephone : +27 (0) 41 379 1899 Mobile : +27(0) 82 653 2568 Facsimile : +27 (0) 86 657 7703. e-mail :
[email protected]. Blue Rock Quarries (Pty) Ltd Hillcrest Estate,Tygerberg Valley Road, Durbanville, 7550 Private Bag ...