TY - BOOK ED - Engineering Geology Division TI - Quarry investigation on Pulau Jerejak, Penang PY - 1982/// KW - Qaurries and quarrying KW - Penang N2 - 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 ER -