The March to Banza Nkulu . 265 
The descent was a malevoie , over slabs and 
boulders, loose stones and clayey ground, slippery 
as ice after rain. The moleques descended like 
chamois within twenty minutes: Selim and I, 
with booted feet, took double the time, but on 
return we ascended it in forty-five minutes. 
Viewed from below, the base rests upon cliffs of 
gneiss, with debris and quartz in masses, bands 
and pebbles, pure and impure, white and rusty. 
Upon it rises a stratum of ferruginous clay, with 
large hard-heads of granite, gneiss, and schist, 
blocks of conglomerate, and nodules of iron¬ 
stone. Higher still is the bank of yellow clay, 
capped with shallow humus. The waving profile is 
backed by steep hills, with rocky sides and long 
ridges of ground, the site of the palm-hidden 
Banzas. 
Reaching the base, a heap of tumbled boulders, 
we crossed in a canoe the mouth of the Npozo to 
a sandy cove in the southern bank, the terminus 
of river navigation. The people called it Unyenge 
Assiku: I cannot but suspect that this is the 
place where Tuckey left his boats, and which he 
terms “ Nomaza Cove.” The name is quite un¬ 
known, and suggests that the interpreters tried to 
explain by “No majia” (water) that here the voy¬ 
age must end. 
Off this baylet are three rocky islets, disposed 
in a triangle, slabs collected by a broken reef, and 
