What is "unmelting"

Usage examples of "unmelting".

Gibraltar or Ehrenbreitstein, say rather a high table-land in the region of perpetual, unmelting snow.

The snow thickened in the air, like swirling gray meal all around him, except where it passed, unmelting, through the witchlight, which transformed it into a tiny roaring storm of diamonds that made his eyes ache.

It was dead and stale, as though a monstrous iceberg had been scooped up and deposited upon a peak, where it had lain lifeless and unmelting for a thousand years.

But the westward route of the travelers along the swiftly flowing river had become a continuous uphill climb, one that took them ever closer to their inevitable rendezvous with the thick layer of unmelting ice that capped the broad high plateau of the rugged highland ahead.

This in turn was covered by a light mantle of winter snow that blurred the lower boundary of the unmelting ice, but the shimmer of glacial blue revealed its nature.