Biscuit Step () is a step-like rise in the level of

Tucker Glacier Tucker Glacier is a major valley glacier of Victoria Land, about 144 km (90 mi) long, flowing southeast between Admiralty Mountains and Victory Mountains to the Ross Sea. There is a snow saddle at the glacier's head, just west of Homerun ...

above its junction with Trafalgar Glacier, in

Victoria Land Victoria Land is a region in eastern Antarctica which fronts the western side of the Ross Sea and the Ross Ice Shelf, extending southward from about 70°30'S to 78°00'S, and westward from the Ross Sea to the edge of the Antarctic Plateau. I ...

. It is very crevassed in its north half, but there is a good route of easy gradient through it toward its southern end.

Biscuit A biscuit is a flour-based baked and shaped food product. In most countries biscuits are typically hard, flat, and unleavened. They are usually sweet and may be made with sugar, chocolate, icing, jam, ginger, or cinnamon. They can also be ...

s were an important part of the expedition's rations (Australasian colloquialism "tucker"), and a small cache of them was left near the step for the return down the glacier by the

New Zealand Geological Survey Antarctic Expedition The New Zealand Geological Survey Antarctic Expedition (NZGSAE) describes a series of scientific explorations of the continent Antarctica. The expeditions were notably active throughout the 1950s and 1960s. Features named by the expeditions 195 ...

, 1957–58, which named the feature.

References

* Ice rises of Antarctica Landforms of Victoria Land Borchgrevink Coast {{BorchgrevinkCoast-geo-stub