Quarry investigation on Pulau Jerejak, Penang no. E (G) 1/1982 Engineering Geology Division - 1982 - ii, 19 p, col., photos, map 30 cm

The quarry site covers the lower slopes of a more than500 feet east-northeast. within the site is a small, narrow valley draining the side of the ridge in a southweadt


Qaurries and quarrying--Penang