“I’ll be damned,” he said aloud.

There was only one stone hard enough to cut a ruby⁠—the diamond.

It was almost dark when he returned to where Barber was resting beside their packs.

“What did you find to keep you out so late?” Barber asked curiously.

He dropped a double handful of rubies, sapphires and diamonds at Barber’s feet.

“Take a look,” he said. “On a civilized world what you see there would buy us a ship without our having to lift a finger. Here they’re just pretty rocks.

“Except the diamonds,” he added. “At least we now have something to cut those quartz crystals with.”