Pimm, A. C. <br/><br/>
Bau mining district, west Sarawak, east Malaysia  part II: Krokong 
by A. C. Pimm 
 -  1967 
 - x, 97 p.  ill., maps, photos  26 cm. +  1 map 
<br/><br/>Includes bibliographical references 
<br/><br/> The Serian Volcanic Formation Occupies a small area in the northeast of the Krokong area and is composed of amygdaloidal andesite 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mineral resources--Sarawak