Soon the walls narrowed around him, the rock slick with hard gray ice.

The car door slid open easily enough, but she was facing a wall of grey ice.

His eyes turned to gray ice, and she did not understand why.

"Have you any idea," he said, his eyes like chips of grey ice, "how close I am to killing you for saying that?"

Dirty gray ice had formed in the ancient crater depressions.

From the 'bot point of view the gray ice shot by below.

Her body wasn't cold, she was sweating with the exercise, but the black sky and gray ice pulled at her mind.

Late that afternoon, the rain began to freeze as it hit, coating the rocks and trees with gray ice.

Eye color can also be ice blue, brown, green, gray, or amber.

It was cold and the wet snow-rain had frozen into gray lumpy ice.