Only his eyes were cold, hard as blue ice.
The hard blue ice of his eyes is enough to deflect any challenge.
The sky above looked like a broad sheet of cold, blue ice.
They have the quality of blue ice, pristine and cool.
In some places she found clear runs of blue ice, which were easier to negotiate.
How could this blue ice form quickly enough to catch them thus?
"Hope you don't mind, it's the rest of the lunch and the blue ice to keep it fresh."
The piece changed from warm red light to cold blue ice.
Spencer continued to look out at the blue ice on the black horizon.
During the last couple nights I had even dreamed of blue ice.