They survived altitude sickness, enormous blisters, countless frozen snowdrifts, known as sastrugi, and blinding whiteouts. ".    From Wordnik.com.  [Renegade Futurist] Reference

A mirage made the sastrugi appear to be dancing like some ice – goblins.    From Wordnik.com.  [South: the story of Shackleton’s last expedition 1914–1917] Reference

We ourselves followed after, until halted by our next enemy, the sastrugi.    From Wordnik.com.  [The Crossing of Antarctica] Reference

The sastrugi were hard, very hard, and they became increasingly important.    From Wordnik.com.  [The Crossing of Antarctica] Reference

Nearly 25 miles covered, struggling with "ice waves" (sastrugi) - 11,070 feet altitude.    From Wordnik.com.  [Chronology of Amundsen and Scott Expeditions] Reference

They were among sastrugi, "a sea of fish-hook waves," some of them barbed with sharp crystals.    From Wordnik.com.  [The Greatest Survival Stories Ever Told]

Leave skis at camp because of sastrugi buy when sastrugi subside, return to camp to collect skis - 88°18'S.    From Wordnik.com.  [Chronology of Amundsen and Scott Expeditions] Reference

We are continually falling, for we are unable to distinguish the high and low parts of the sastrugi surface.    From Wordnik.com.  [South: the story of Shackleton’s last expedition 1914–1917] Reference

Minutes later, he landed the plane and taxied to a halt near several great sastrugi-wind-blown drifts of snow.    From Wordnik.com.  [Tom Swift Jr And His Atomic Earth Blaster]

The whole thing was covered with little sastrugi -- you know, hard dry snow ... shaped like Spanish roof tiles?.    From Wordnik.com.  [Analog Science Fiction and Fact]

Near the bodies, we found slabs of sastrugi-covered ice that had been further coated with a thick layer of rime.    From Wordnik.com.  [Analog Science Fiction and Fact]

We encountered a very high, rough sastrugi surface, most remarkably high, and had a cold breeze in our faces during the march.    From Wordnik.com.  [South: the story of Shackleton’s last expedition 1914–1917] Reference

However, after marching for a mile the sastrugi disappeared and they returned to fetch their skis, wasting precious time and energy.    From Wordnik.com.  [The Greatest Survival Stories Ever Told]

But the path made by the Sno-Cats and Ski-Doos had ground the lemon meringue sastrugi flat, leaving a worn track through the crisp waves.    From Wordnik.com.  [Ice Hunt]

These complex, fragile shapes are called sastrugi.    From Wordnik.com.  [Featured Articles - Encyclopedia of Earth] Reference

The sastrugi are few and far between, and all soft.    From Wordnik.com.  [Scott's Last Expedition Volume I] Reference

The sastrugi grow more and more confused, running from S. to E.    From Wordnik.com.  [Scott's Last Expedition Volume I] Reference

Last night we decided to leave our ski on account of the sastrugi.    From Wordnik.com.  [Scott's Last Expedition Volume I] Reference

Enormous deep-cut sastrugi and drifts and shiny egg-shell surface.    From Wordnik.com.  [The Worst Journey in the World Antarctic 1910-1913] Reference

The sastrugi all across the strait have been across, the main S. by.    From Wordnik.com.  [Scott's Last Expedition Volume I] Reference

The surface consisted of sastrugi, alternating with smooth stretches like ice.    From Wordnik.com.  [The South Pole; an account of the Norwegian antarctic expedition in the "Fram," 1910-1912 — Volume 2] Reference

It looks as though we were descending slightly; sastrugi remain as in forenoon.    From Wordnik.com.  [Scott's Last Expedition Volume I] Reference

The surface was now fine enough, smooth as a floor and without a sign of sastrugi.    From Wordnik.com.  [The South Pole; an account of the Norwegian antarctic expedition in the "Fram," 1910-1912 — Volume 2] Reference

That day we encountered new surface conditions -- big, hard snow-waves (sastrugi).    From Wordnik.com.  [The South Pole; an account of the Norwegian antarctic expedition in the "Fram," 1910-1912 — Volume 2] Reference

This morning we marched out a mile in 40 min. and the sastrugi gradually disappeared.    From Wordnik.com.  [Scott's Last Expedition Volume I] Reference

The surface was also perfectly level; there was not a sign of sastrugi in any direction.    From Wordnik.com.  [The South Pole; an account of the Norwegian antarctic expedition in the "Fram," 1910-1912 — Volume 2] Reference

Added to this we entered on an area of soft crust between a few scattered hard sastrugi.    From Wordnik.com.  [Scott's Last Expedition Volume I] Reference

The sastrugi seemed to increase as we advanced and they have changed direction from S.W. to.    From Wordnik.com.  [Scott's Last Expedition Volume I] Reference

The sastrugi, which have been facing S.W., are now beginning to run a little more westerly.    From Wordnik.com.  [The Worst Journey in the World Antarctic 1910-1913] Reference

The hard surface gave place to regular sastrugi and our horizon levelled in every direction.    From Wordnik.com.  [Scott's Last Expedition Volume I] Reference

The sastrugi are rather more clearly S.E.; this would be from winds sweeping along the coast.    From Wordnik.com.  [Scott's Last Expedition Volume I] Reference

The sastrugi are getting more confused, predominant from the S.E. I wonder what is in store for us.    From Wordnik.com.  [The Worst Journey in the World Antarctic 1910-1913] Reference

It suggests to me a surface with sastrugi and layers of fine dust on which the snow has taken hold.    From Wordnik.com.  [Scott's Last Expedition Volume I] Reference

The sastrugi have all been from the S.E. to-day, and likewise the wind, which has been pretty light.    From Wordnik.com.  [Scott's Last Expedition Volume I] Reference

We seemed to get on better, but at the moment the surface changed and we came up over a rise with hard sastrugi.    From Wordnik.com.  [Scott's Last Expedition Volume I] Reference