rime \RAHYM\, noun:
A coating of tiny, white, granular ice particles, caused by the rapid freezing of water droplets.
The stars were brilliant on account of being unpolluted by any surrounding light. Lack of electricity in rural Mexico was good for that at least. I could hear the occasional bark of feral dogs carrying across the canyons. But it was easy to sleep, the steady breathing of my classmates and exhaustion after a long day of digging helped.
I awoke early- "Is 6 am, where is my breakfast?" Carlos jokingly prodded us with his feet. On the outside of my sleeping bag a rime of frost twinkled in the morning sun.