Nelson Kloni
Quarry site investigation at Lot 304 Block 12 Niah Land district GSKL 017/225 Nelson Kloni - 1980 - 1 v.(various pagings) ill.,maps 30 cm
The rock is deeply weathered with small scale spheroidal weathering commonly seen on the surface. The weathered rock is greyish and soft. The fresh rock is pale grey and moderately hard
Quarries and quarrying--Sarawak
Quarry site investigation at Lot 304 Block 12 Niah Land district GSKL 017/225 Nelson Kloni - 1980 - 1 v.(various pagings) ill.,maps 30 cm
The rock is deeply weathered with small scale spheroidal weathering commonly seen on the surface. The weathered rock is greyish and soft. The fresh rock is pale grey and moderately hard
Quarries and quarrying--Sarawak