How long it takes mountains to form

Usage examples of eons.

It had started existence as part of a glacierlike ice moon of the protoplanet Uranus, shattering, melting, and recrystallizing in the primeval eons of relentless bombardment.

And the Vlagh considered each tiny nibble of truth which its servants brought to it, and after eons uncounted, it perceived a flaw during the transfer of power and authority from one generation of gods unto the next.

Zelana knew the real names of Lillabeth and Ashad, but when she searched her memories of the countless eons that lay behind, she could not for the life of her bring those other two names to the surface.

The endless eons of her cycle weighed down upon her, and she was glad that the cycle was almost over.

Some are eons further along than others are, but that makes no difference.

There were edges of twisted metal, but even if these had not been eroded by the eons, they were unlikely to tear the fabric of modern space-suits.

Perhaps after a million eons in stasis they were ready to enjoy a bit of breathing space.

When the moon was finally broken up into the famous Ring complex, the massive ice chunk had floated for eons, awash in shock waves of hard radiation, accumulating and losing charge in the bizarre electromagnetic flickerings typical of all Ring formations.

The shadow went to the obsidian throne, sat on it, and thought back over the long eons of her life.

Man countless eons to develop his medical science to the point where almost all human diseases could be diagnosed and treated with some degree of certainty that a cure would be effected, he was forced to cover the same ground a thousand times over in an infinitesimal portion of the time when contact with other races was made.

Collecting, over the eons, had become highly specialized, just as had all other forms of endeavor.

She stood in the twilight, staring out across what had once, eons ago, been the Serengeti Plains.

I get when I look out across the Serengeti, and see it as primitive Man must have seen it eons ago.

I want to discuss when and how we should go about returning the traditional power of government to the royal family, where it has rested for eons of peace and prosperity.

To either side of the railgun, the surface was scarred by the tracks of vehicles and workers and by the trenches from which the shattered regolith, lunar soil plowed by eons of meteoritic impacts, large and small, had been scooped.