91 
f? 
S'grained quartzose groywackes. On the left bank of the river, opposite the north 
th Long Island, llie strata dip at 45° to N.E,, -while opposite the south end of 
6 Island they dip at 70° to S.W. In the whole of the region above described the 
oquent reversals of dip probably bring about frequent repetitions, at the surface, of 
® 'various limestone and other beds. 
ah ^'hat is no doubt a prolongation of the Dalma Limestones, near Mount Etna, 
are'^^ miles east of Taamba, are the famous Olsen’s and Johansen’s Caves, which 
* to in another place. The Dalma Limestone contains masses of stalagma, 
vertebrate remains, attesting the former existence of caverns in the limestone. 
®ast of the Eitzroy, the low hills at the foot of Berserker Eange show sand- 
es and shales dipping to the south-west ; so that there is probably a synclinal trough 
theT^^^ i-iiese hills and the Eockhampton quarry. In Thozet’s Creek, which falls into 
gjU kank of the Eitzroy, below the i-eserve for pasturage, hard flinty fine-grained 
tub^^'^'^^ ®™dstone dips at an angle of 30° to W. This sandstone i.s a mass of infilled 
fo ^*^J'®ved by many to be made by Annelids.* Fragments of a similar rock are 
j Un lying loose on the Athelstane llange, on the ridges at Gracemere, and at Kabra. 
ko inclined to think that the “ Annelid Bed ” dips beneath the limestone seen 
„ Milestone Creek to the north-west, although Mr. Smith regarded it as lying uncon- 
^®ably on the latter. 
^'itzr ^''•ke’s Creek and the “ Training AEall Quarries,” on the left bank of the 
full kelow the mouth of Lake’s Creek, are fine-grained dark-greenish sandstones 
of -^kaesfeZfo, P rotor etepora, Brachiopods, &c., probably slightly below the horizon 
fkozet’s Creek Beds. The quarries have recently yielded to the late Mr. James 
SUPfl'lnm,., -C .7 T I 7- 3 /^.7„ ..•j— ... .'..7 T__ X7- _ 
district the strata graduate from serpcntinous slates and schists to serpentine 
orous). The originally sedimentary origin of the Cawarral Serpenline, however 
metallic 
and ia evidenced by the occurrence of a specimen, collected by Air. Smith, 
^'kich°''^ Geological Survey Collection, containing the impression of a small fossil, 
my Colleague says “may be either a perforate Bpirifera or Atliyris.” 
kamrif slates are seen in the Berserker Eangcs, and on the road from Eock- 
1 to Cawarral. These beds may be beneath the horizon of the Lake’s Creek Beds. 
®ffiklii '^‘^vanganba, south of Teppoon, is a considerable mass of flaggy quartzite beds, 
f'fties uaost part north and south, and on the whole vertical, although some- 
quartzites invariably contain a good deal of fine pyrites, in yvhich 
lodes m’e obtainable. The quartzites are traversed by many leaders, reefs, and 
acidin « ™ degree auriferous. They are also intersected by dykes of 
xelstone.f 
‘^nd Keppol Island, in Keppel Bay, opposite Yeppoon, is composed of slates 
"^ykes ^"'mckes dipping at high angles to the north-west, and intersected by dolerite 
Eockhampton, Stony Creek, near Stanwell, brings down boulders 
fine-grained hardened siliceous sandstone, rich in the remains of Trilobites, 
a,.., _ ^nd Brachiopods. The strata from which these boulders have been derived 
at Crow’s Nest, near Alount Morgan. 
are 
seen i 
fossils Creek, near Stanwell, has also yielded to Air. Smith a large collection of 
genera Bpirifera, Produetus, Btrophomena, Orihis, Aticulopecten, and 
V. Etheri^j V Cffleague’s remarks in the Monograph of the Silurian Fossils of Girvan, Fasc. 3, p. 304. 
t See R* the Annelid origin of the Thozet’s Creek burrows. 
®Port by R. R. Jack on Taranganba Gold Mine. Brisbane : by Authority : 1889. 
