FOLDING OF THE KONA DOLOMITE. 



243 



of anticlines and synclines, the overlying quartzite not being similarly bent, 

 but being compressed and bi-ecciated, thus making a pseudo-conglomerate. 

 The folded dolomite laminre are actually cut away to some extent by the 



Fia. 'J.— Cleavas© iu slate between two limeriluuc beds. 



shearing action. The result is that the layers of quartzite cut across 

 the folds of the limestone, as in an unconformable contact, and adjacent 

 to these truncated layers are the pseudo-conglomerates (fig. 10). Such 



W^&M^S^^i&M 



't&r.&^^ 



Fio. 10— Pseudounconformity between cherty quartzite and truncated strata of dolomite. 



contacts as these, found at many places, strongly suggest an unconformitv 

 between the two, but the true explanation is undoubtedly that the apparent 

 unconformity is merely a dynamic phenomenon. 



