TY - BOOK AU - Wong,Ting Woon TI - Stream concentrates: Tanjong Tualang sheet 64 October 1971 PY - 1971/// KW - Geology KW - Perak KW - Tanjong Tualang KW - Topography KW - Rocks, sedimentary KW - Tanjong Tualang (Perak) N2 - Tanjong Tualang area is underlain by low grade metamorphic rocks in the north and granite in the south. The metasediment - granite contact is believed to be along Sungai Ayer Lata. The metamorphic rocks are generally metaquarzite and quartz. Sericite / mucovite hornfels which in the weathered zones have been reduced to rocks resembling sandstone and shale. The granite is coarse - grained (hornblade) - biotite adamelite. No medium - grained and fine - grained varieties have yet been found ER -