Fig. 1 |
Map of the McMurdo Sound region, showing areas covered by VUWAE 24. |
Fig. 2 |
Map of McMurdo Sound, showing the location of MSSTS 1 and DVDP 15 and supply routes to MSSTS 1. |
Fig. 3 |
Plot Of sonic velocity against depth for core from MSSTS 1. |
Fig. 4 |
Behaviour of the sea ice at MSSTS 1 during the drilling |
|
A - vertical movement of the ice |
|
B - variation in ice thickness |
Fig. 5 |
Downhole temperatures from MSSTS 1. |
Fig. 5 |
Tide gauge used at MSSTS 1, and the record from October 12 to 19, 1979. |
Fig. 7 |
Bathymetry within a kilometre of MSSTS 1. |
Fig. 8 |
Layout of the drilling rig at MSSTS 1. |
Fig. 9 |
Stratigraphic column for MSSTS 1. |
Fig. 10 |
Preliminary Bouguer Anomaly Map of western McMurdo Sound with gravity and bathymetry profile lines shown. |
Fig. 11 |
Bouguer anomalies for profile lines shown in Figure 10. |
Table 1 |
Personnel involved in MSSTS 1 drilling. |
Table 2 |
A. Sonic velocity (Km.s
−1) averaged for each MSSTS core |
|
B. Sonic velocities for clasts from MSSTS core. |
Table 3 |
Calculated and actual depths to recognised reflectors at MSSTS 1. |
Table 4 |
Composition of gases from MSSTS 1 (in vol. %). |
Table 5 |
Summary of core sampling. |
Table 6 |
Samples and processing techniques for Foraminifera from MSSTS 1. |
Table 7 |
Foraminifera and other biogenic material recovered from MSSTS 1 |
Table 8 |
Piston core samples from McMurdo Sound, 1979. |
Plates
I |
MSSTS Drilling rig (left) and campsite. Ferrar Valley in the background (right). |
II |
MSSTS camp. Mess Jamesway on the left. |
III |
Construction of the drill rig. D4 dozer Was used to pull motor on the drilling platform. |
IV |
Guy Holmes (driller) and Gerry Haugh (offsider) join a new section of rod to the drill string. |
V |
Inside the Science Hut, showing core bench and core in splits. |
VI |
BQ core from ca. 220 m below the sea floor.
|
VII |
Steve Bressler (USGS) coring samples for paleomagnetic studies, using a drill press in the carpenters workshop at Scott Base. |
VIII |
Barry Walker (V.U.W.) using a petrographic microscope for smear slide analysis of core. Biolab, (S.B.). |
IX |
Diamictite (d) carbonaceous shale (sh) and sandstone (st) are lithologies of the Metschel Tillite Formation at Mt. Fleming. |
X |
Symmetrical ripples are formed in a thin calcareous bed in the Weller Coal Measures at Mt. Fleming. |
XI |
Blue plateau ice encompasses the near-horizontal Beacon strata of Horseshoe Mtn., immediately west of Mt. Fleming. Location of Plate XII arrowed. |
XII |
Extensive planar cross beds are preserved in Lashly sandstone (member B) which forms and extensive platform at Horseshoe Mtn. (Plate XI, arrowed). |
XIII |
Intrepid VUWAE geologists measuring a section with the aid of the Jacob staff after a recent snow fall. (Horseshoe Mtn.) |
XIV |
Hummocky alpine moraines are preserved near ice covered Lake Sigrid in the Pearse Valley. |